
Advertise on podcast: Let's Talk Clean Air | Camfil
Rating
5from
This podcast has
64 episodes
Language
EnglishPublisher
CamfilExplicit
No
Date created
2021/01/21
Latest episode
2026/09/07
Average duration
23 min.
Release period
36 days
Description
Discover how clean air can affect the quality process for you and the workplace from world leading experts. We find out how controlling air can bring benefits to production plants and facilities, the health of people who work there, and bringing greater efficiencies to your final product. We're also joined by experts from Camfil, a world leader in the development and production of air filters and clean air solutions, on what they are doing to keep air clean and safe.
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Check latest episodes from Let's Talk Clean Air | Camfil podcast
Four Filter Types Explained
2026/09/07
Air filtration systems are often misunderstood until performance drops or maintenance costs spiral. Many facility managers view these components as commodity items, yet this oversight leads to equipment failure and poor indoor air quality.
We decode the four essential filter stages required to protect building assets and human health. Jon Holmes, also known as the Filter Guy at Camfil, joins us to clarify the science behind the hardware. With over twelve years of experience, he brings practical insights to help facility managers navigate complex filtration requirements and reduce operational costs.
THINGS WE SPOKE ABOUT
The role of pre-filters as the first defense.Preventing filter failure through structural integrity.Protecting human health with efficient final filters.Distinguishing between HEPA box and panel filters.Why molecular filtration is necessary for VOCs.
GUEST DETAILS
Jon Holmes serves as a specialist at Camfil. He has spent over twelve years in the air filtration industry. His main skills include bridging engineering gaps and creating practical facility solutions. He is an expert in helping managers understand total cost of ownership.
https://www.linkedin.com/in/jonwholmes/
MORE INFORMATION
Hungry for knowledge? Camfil's Lunch & Learn programme is a tailored air quality training at your office - No travel, no hassle.
https://www.camfil.com/en-ie/support-and-services/trainings-and-education/lunch-and-learn
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
It stops the really large particles from either fouling your coils or clogging up your more expensive final filter that really protects human health. - Jon Holmes
Structural integrity is key. Otherwise, what can happen is that filter essentially gets sucked into the fan. - Jon Holmes
How can you get air through something that's filtering literally everything in terms of particles? Yeah, a lot of surface area. - Jon Holmes
KEYWORDS #AirFilterTypes#HVACFilterMaintenance#MolecularFiltrationGuide#IndoorAirQualityManagement
HVAC Risk Assess
2026/08/03
Budget constraints and limited space often force facility managers to compromise on air quality. This approach creates recurring costs and missed opportunities for optimising building performance. Facility teams must understand how to balance equipment constraints with the need for high quality air filtration.
We explore effective strategies for managing rooftop HVAC systems, navigating filter track limitations, and maximising maintenance labour efficiency. We also examine compelling evidence linking improved air quality to better cognitive performance and decision making.
We are joined by Jon Holmes, a filter specialist at Camfil with over twelve years of experience. Jon helps facility managers bridge the gap between complex engineering and practical, cost effective maintenance solutions.
THINGS WE SPOKE ABOUT
Why schools rely on rooftop HVAC systemsChallenges of one to four inch filter tracksMaximising filter life with high quality investmentHow air quality impacts cognitive performanceUsing maintenance windows for better air solutions
GUEST DETAILS
Jon Holmes serves as a specialist at Camfil. He has spent over twelve years in the air filtration industry. His main skills include bridging engineering gaps and creating practical facility solutions. He is an expert in helping managers understand total cost of ownership.
https://www.linkedin.com/in/jonwholmes/
MORE INFORMATION
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.ioCAO Mini-Series: Chess vs Air:https://podfollow.com/camfil/episode/7d49e1164cc62ac171dfe8976e1b7e904272ce76/view
Enhancing Creativity With IAQ:https://podfollow.com/camfil/episode/411b7c654f4917ecc19c3ea6fc0512a7d09f20eb/view
QUOTES
You could spend a little less money on day one, but just spending a little more on day one for a better filter that will perform better for longer. - Jon Holmes
Just 10 micrograms, which is incredibly small, increased the odds of people making mistakes by 26%. - Jon Holmes
As long as you have low average resistance to airflow, a really quality performance air filter, yeah, you can definitely get away with changing it once a year. - Jon Homes
KEYWORDS
#Rooftop#HVAC#FilterMaintenance#HighPerformanceAirFilters#CleanAirCognitiveImpact
Avoid Filter Fails
2026/07/24
Many facilities overspend on HVAC maintenance while compromising air quality due to simple, avoidable installation and monitoring errors. Costly inefficiency often stems from relying on subjective visual inspections rather than objective performance data.
This conversation provides a clear path to optimizing HVAC systems. We address common pitfalls, ranging from air bypass and incorrect orientation to the essential role of pressure drop monitoring.
We are joined by Jon Holmes, a Camfil specialist and industry veteran with over twelve years of experience. As a trusted expert on total cost of ownership, he offers practical engineering solutions to bridge the gap between complex standards and facility reality.
THINGS WE SPOKE ABOUT
Comparing filter efficiency via industry standards.The dangers of air bypass in HVAC systems.Correct vertical orientation for filter integrity.Why pressure drop matters more than time.Replacing visual checks with manometer readings.
GUEST DETAILS
Jon Holmes serves as a specialist at Camfil. He has spent over twelve years in the air filtration industry. His main skills include bridging engineering gaps and creating practical facility solutions. He is an expert in helping managers understand total cost of ownership.
https://www.linkedin.com/in/jonwholmes/
MORE INFORMATION
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
The only true standards in the air filtration world for this kind of stuff is ASHRAE slash MIRV A standards - Jon Holmes
You could have the best filter in the world, but if it's not sealed properly, that's a big issue. - Jon Holmes
If the pleats are horizontal, not vertical, essentially what you're going to have is, again, it's not structurally sound. - Jon Holmes
The rule of thumb is two times the initial pressure drop - Jon Holmes
Pressure drop is objective, that's the key. - Jon Holmes
KEYWORDS #FilterBypassPrevention#HVAC#AirFilterMaintenance#FilterBypassPrevention#AirPressureDropData
¿Es Seguro el Aire Hospitalario?
2026/06/01
Muchos hospitales priorizan equipos médicos costosos mientras descuidan el aire invisible que puede propagar infecciones letales entre los pacientes más vulnerables. Este descuido operativo transforma centros de salud en focos de cultivo para patógenos resistentes que el simple lavado de manos no puede detener.
La conversación se centra en la bioseguridad mediante el uso de filtración mecánica avanzada y el monitoreo constante de la presión del sistema. Se analizan estrategias para reducir infecciones y optimizar costos operativos a largo plazo en infraestructuras hospitalarias críticas.
Ari Guerrero es un experto en sistemas de filtración y bioseguridad aérea radicado en la Ciudad de México.
Posee amplia experiencia asesorando a instituciones de salud sobre la implementación de normativas internacionales de calidad de aire interior.
COSAS DE LAS QUE HABLAMOS
- Prioridades reales en ingeniería hospitalaria- Aire como vector de infecciones- Diferencia entre confort y bioprotección- Riesgos de bioaerosoles en hospitales- Ventajas mecánicas del valor MERV-A
DETALLES DEL INVITADO
Ari Guerrero actualmente se desempeña como especialista en soluciones de filtración de aire y bioseguridad. Su labor principal consiste en educar a departamentos de ingeniería y compras sobre la reducción de infecciones asociadas a la atención de la salud. Sus habilidades clave incluyen la auditoría técnica de manejadoras de aire, optimización de eficiencia energética y gestión de riesgos biológicos en áreas críticas como quirófanos.
CITAS
- El aire es un vector crítico que no se ve ni hace ruido, pero que sí define si un hospital es realmente seguro o no. - Ari Guerrero (01:14)
- Tenemos una barrera muy importante de bioseguridad que es mantener una eficiencia MERV 14A. - Ari Guerrero (05:27)
- Debemos exigir el valor MERV-A para garantizar que la protección no se desplome a la mitad del mes. - Ari Guerrero (06:16)
- Lo que ahorramos en equipos viejos lo terminamos pagando en cuentas de luz, días de hospitalización y recambios de filtros. - Ari Guerrero (07:11)
- Es vital que estas unidades tengan manómetros. - Ari Guerrero (07:16)
- Operar sin un manómetro es como conducir sin un indicador de gasolina. - Ari Guerrero (07:33)
- Esta semana, salgan de la oficina, suban al área técnica y verifiquen si sus manejadoras críticas tienen manómetros calibrados. - Ari Guerrero (08:02)
- Un sello defectuoso por medio centímetro puede arruinar la esterilidad de una sala. - Ari Guerrero (08:24)
- El aire no es un vacío pasivo, es un vehículo de bioseguridad que si no lo controlamos, puede comprometer directamente la salud. - Ari Guerrero (08:34)
- Seleccionar filtros de baja calidad aumenta el presupuesto total a la larga. - Ari Guerrero (09:23)
PALABRAS CLAVE Y
#AireHospitalario #BioseguridadAérea #GestiónFacilidades #FiltraciónMecánica #IngenieríaClínica
How Filter Tests Work
2026/05/04
Major facilities worldwide spend millions each year on air filters, yet if those filters are not performing optimally, that investment can lead to wasted money and compromised air quality. This problem is universal, affecting smaller, everyday facilities just as much as large operations like data centres or hospitals.
This episode strips away the confusing technical jargon to reveal how simple, on-site testing can bridge the gap between lab-ideal measurements and real-world results. Discover how to compare brands, understand the true ‘Total Cost of Ownership,’ and use little testing to unlock massive savings in electricity and maintenance. You will learn why resistance to airflow is key and how modern mobile testing labs provide precision results across different manufacturers.
Joining host Dusty Rhodes is Jon Holmes, a specialist from Camfil. Jon has spent over twelve years in the air filtration industry, dedicated to helping facility managers bridge complex engineering concepts into practical, money-saving solutions.
THINGS WE SPOKE ABOUT
Benefit of testing: trust but verify.How to measure a filter trial.Pressure drop means resistance to airflow.MERV ratings: lab conditions downside.How filter testing creates huge savings.
GUEST DETAILS
Jon Holmes serves as a specialist at Camfil. He has spent over twelve years in the air filtration industry. His main skills include bridging engineering gaps and creating practical facility solutions. He is an expert in helping managers understand total cost of ownership.
https://www.linkedin.com/in/jonwholmes/
MORE INFORMATION
Hungry for knowledge? Camfil's Lunch & Learn programme is a tailored air quality training at your office - No travel, no hassle.
https://www.camfil.com/en-ie/support-and-services/trainings-and-education/lunch-and-learn
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
Trust but verify. There's a lot of claims out there today about how well a filter is going to save you energy or improve your air quality. - Jon Holmes
How restrictive is that filter? Because that'll tell you. Like, how long is that filter going to actually last in your unit.. - Jon Holmes
Oftentimes the most common test is we'll do a filter trial. - Jon Holmes
KEYWORDS #FilterTrial #RealWorldTesting #HVACSystems #FacilitySolution #AirFilter
Guide to Industrial Dust Collection
2026/04/06
Operating a manufacturing facility without a properly calibrated dust collector is a gamble that risks product quality and worker safety. Many facilities rely on outdated systems that look functional on paper but fail to perform under the heavy demands of modern 24 hour production cycles.
This episode explores the critical difference between off the shelf vacuums and engineered dust collection systems. We discuss how environmental factors like humidity and static electricity impact safety and how modular retrofitting can save significant capital expenditure while ensuring compliance with evolving global regulations.
Our guest is Randi Huckaby, Technical Director at Camfil APC. She brings extensive experience in helping global manufacturers navigate complex safety standards and sustainable manufacturing practices to protect both people and profits.
THINGS WE SPOKE ABOUT
- Triggers for investing in collectors
- Risks of buying off the shelf
- Conditioned air and energy savings
- Importance of dust hazard analysis
- Modular retrofitting for facility growth
MORE INFORMATION
Links we referred to during the podcast;
Upcoming Events in Charlotte, April 22 & 23: https://www.mdmsouth.com/ https://www.thebatteryshowsouth.com/
YouTube Channel: https://www.youtube.com/CamfilAPC/videos
Hungry for knowledge? Camfil's Lunch & Learn programme is a tailored air quality training at your office - No travel, no hassle.
https://www.camfil.com/en-ie/support-and-services/trainings-and-education/lunch-and-learn
GUEST DETAILS
Randi Huckaby is a technical expert at Camfil specializing in air pollution control and industrial safety. She possesses deep expertise in navigating OSHA and NFPA regulations regarding combustible dust and hazardous environments. Her main skills include conducting comprehensive dust analysis and designing sustainable filtration solutions for many different process and manufacturing operations.
https://www.linkedin.com/in/randilyne-huckaby-5a976ba/
QUOTES
I think the worst mistake is somebody just going online, typing in the word desk collection and buying something off the shelf. If you're buying something off the shelf, it hasn't been tailored to your process, your operating hours or the people that you have in the building. – Randi Huckaby
There's a new dust created every day. New types of plastics, of toners, materials used for 3D printing, orthotics, orthopaedics, things like that that we've never seen before. So we like to get as much sampling as we can, and we offer this as a service to our customers or potential customers, so that we can stay up with the industry and the trends that are coming out. – Randi Huckaby
KEYWORDS
#DustCollection #FacilityManagement #IndustrialSafety #AirQuality #CombustibleDust
Let’s Talk Clean Air is produced for Camfil by DustPod.io
Optimal Filter Change Sweet Spot
2026/03/02
Relying on a fixed calendar schedule for HVAC filter changes could be actively draining your facility’s budget and increasing energy costs. This time-based approach often leads to filters being changed too early or too late, both of which are expensive mistakes.
This episode reveals the crucial data point you should use—the optimal 'sweet spot' for replacement based on pressure drop—and explains why visually checking for dirt is dangerously subjective. We also demystify the MERV rating, focusing on the critical detail that truly protects occupants and equipment, not just the sticker price.
Joining us is Jon Holmes, a specialist from Camfil. With over a decade of experience, Jon has spent years helping facility managers bridge the gap between complex engineering principles and practical, breathable air solutions.
THINGS WE SPOKE ABOUT
Goals of filter maintenance and replacementOptimal filter change is double pressure dropVisual dirt checks are subjective and unreliableMedia, area, shape affects filter lifespanWhy the MERV-A rating is crucial
GUEST DETAILS
Jon Holmes serves as a specialist at Camfil. He has spent over twelve years in the air filtration industry. His main skills include bridging engineering gaps and creating practical facility solutions. He is an expert in helping managers understand total cost of ownership.
https://www.linkedin.com/in/jonwholmes/
MORE INFORMATION
Hungry for knowledge? Camfil's Lunch & Learn programme is a tailored air quality training at your office - No travel, no hassle.
https://www.camfil.com/en-ie/support-and-services/trainings-and-education/lunch-and-learn
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
Changing a filter at twice its initial number based on which is pressure drop or resistance to airflow... That's the optimal sweet spot. – Jon Holmes
If you have a variable frequency drive, you can save a tonne of money by actually replacing that filter, because it's cheaper to buy a new filter than to pay the energy bill to continue pulling air through it. – Jon Holmes
So the gold standard to know when a filter is due to be replaced is a resistance to airflow or pressure drop. – Jon Holmes
KEYWORDS
#AirFiltration #HVACMaintenance #EnergySavings #PressureDrop #MERVRating
What Building Occupants Expect in 2026
2026/02/02
Building occupants in 2026 no longer accept invisible air quality as a guaranteed standard. They demand proof and documentation that the environments where they work and live are safe. The days of emergency pandemic fixes have passed. We are now entering an era where long term air quality strategy is essential for every facility.
This episode explores the shift from reactive maintenance to proactive indoor air quality management. We discuss the differences between true HEPA and high filtration standards. We also examine how molecular filters tackle smells and city smog. You will learn how to balance energy efficiency with air purity. Our discussion covers the importance of interpreting sensor data as a continuous movie rather than a snapshot.
Our guest is Jon Holmes. He is a specialist at Camfil with over twelve years of experience. He helps facilities bridge the gap between complex engineering and practical solutions. Jon shares his expertise on improving breathable air while managing the bottom line.
THINGS WE SPOKE ABOUT
Changing occupant air quality expectations True HEPA versus high filtration Molecular filters for VOC smells Balancing energy efficiency with airflow Sustainable air filter reduction strategies
GUEST DETAILS
Jon Holmes serves as a specialist at Camfil. He has spent over twelve years in the air filtration industry. His main skills include bridging engineering gaps and creating practical facility solutions. He is an expert in helping managers understand total cost of ownership.
https://www.linkedin.com/in/jonwholmes/
MORE INFORMATION
Hungry for knowledge? Camfil's Lunch & Learn programme is a tailored air quality training at your office - No travel, no hassle.
https://www.camfil.com/en-ie/support-and-services/trainings-and-education/lunch-and-learn
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
The building occupant today is not the same building occupant of pre pandemic. Jon HolmesThe first thing you want to consider, first and foremost is a reduction of what you're using. - Jon HolmesAs long as you have a filter that can perform better for longer, not just last longer. Now you're getting the benefit of higher quality, higher flow, but you're also using less. - Jon HolmesAir filters, we really got to get away from the sticker price conversation. It's all about what is the impact on the building and the bottom line for the year. - Jon Holmes
KEYWORDS
#IndoorAirQuality #FacilityManagement #BuildingMaintenance #SustainableHVAC #AirFiltration
Professor Stefano Schiavon: Energy Efficiency Occupant Health Together
2025/12/08
Buildings consume 39% of United States total energy whilst HVAC professionals face constant pressure balancing energy efficiency against occupant health and comfort despite these fields often conflicting in design priorities.
Professor Stefano Schiavon from UC Berkeley, global leader in thermal comfort with over 15,154 research citations, explains why HVAC systems exist primarily to protect people and create healthy comfortable spaces rather than save energy, how particulate matter sensors throughout buildings enable better control decisions, why furnace fan only mode during wildfires provides automatic air cleaning using existing equipment, and how UC Berkeley's 25 year occupant satisfaction database reveals only 40% of people feel satisfied with thermal environment despite 80% satisfaction targets.
With expertise spanning personal environmental controls, radiant heating cooling systems and post occupancy evaluation research methods, Professor Schiavon shares practical solutions including smart thermostat automation connecting outdoor sensor networks and why turning systems off when leaving represents simplest most actionable energy saving advice alongside proper professional maintenance servicing.
THINGS WE SPOKE ABOUT
HVAC systems designed protect people create healthy spacesParticulate sensors both intake throughout building enable decisionsFurnace fan only mode wildfires recirculates large airForty percent thermal satisfaction versus eighty percent targetsTurn systems off leaving professional maintenance simple adviceGUEST DETAILS
Professor Stefano Schiavon is Professor of Architecture and Civil and Environmental Engineering at UC Berkeley, leading expert in building science researching how to reduce building energy consumption (39% US total energy use) whilst ensuring occupant health, happiness and productivity through improved indoor environmental quality.
Key leader at Center for Environmental Design Research running Berkeley's advanced MS and PhD programmes in Building Science, he is recognised worldwide for thermal comfort and indoor air quality expertise focusing on practical low energy solutions including personal environmental controls, radiant heating cooling systems and new ventilation methods.
Using detailed lab experiments, advanced computer simulations and real world post occupancy evaluation surveys, his research has earned 15,154 citations with h-index of 61, winning ASHRAE Ralph Nevins Award with findings reported by Wall Street Journal and CNN.
Connect with Professor Schiavon:
Website: https://ce.berkeley.edu/people/faculty/schiavonLinkedIn: https://www.linkedin.com/in/stefanoschiavon/Center for Environmental Design Research, UC BerkeleyMORE INFORMATION
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
We are not designing HVAC systems with the aim to save energy. We are there to protect people, to create spaces that are healthy and comfortable. If we compromise on the air quality outside is polluted, we bring outside air in. If we bring those pollutants inside, we're going to damage people. - Professor Stefano Schiavon
If we can introduce that technology that allows us to ventilate, to heat, cool, to provide light only where people are, then we could save a substantial amount of energy. - Professor Stefano Schiavon
The main reason is that people do not have a good sense of air quality. The fact that we don't see air, we don't properly perceive it, then there is a higher chance that we don't spend enough time and attention. That's why focusing on regulation for air quality is probably the most important aspect." - Professor Stefano Schiavon
KEYWORDS
#EnergyEfficiency #OccupantHealth #ThermalComfort #IndoorAirQuality #HVACDesign
Dr. Jon Samet: Indoor Air Quality Public Health
2025/11/10
When the 1952 London fog killed people in large numbers, it became a wake-up call that air pollution could be deadly—inspiring a young medical student named Jon Samet to dedicate 40+ years to understanding how the air we breathe affects our health.
Now a leading authority who has shaped EPA policy and US Surgeon General reports since 1984, Dr. Samet reveals how tobacco industry fraud tactics resurfaced in air pollution debates, why COVID taught us that we humans are powerful infectious sources in small particles suspended for hours, how radon is the one carcinogen you can measure yourself for $30-50 and actually fix, and why MERV-A filter ratings matter more than standard MERV for real-world efficiency.
Plus the critical reminder that indoor spaces where we spend most of our time are places where we inhale dangerous things.
THINGS WE SPOKE ABOUT
Tobacco industry fraud tactics mirror air pollution industry science denialCOVID taught us people are powerful infectious sources needing controlRadon is measurable carcinogen you can test and mitigate yourselfAir filtration reduces infectious load; MERV-A ratings show real-world efficiencyIndoor air quality improves productivity, reduces absenteeism, attracts talented employees
GUEST DETAILS
Dr. Jon Samet is a leading authority in environmental health who has dedicated over 40 years to understanding how inhaled pollutants affect public health. Former Dean and current Professor of Epidemiology, Dr. Samet has chaired key advisory committees for the EPA (Clean Air Scientific Advisory Committee) and FDA, fundamentally shaping environmental health policy. Since 1984, he has been a crucial contributor to multiple US Surgeon General reports on smoking, documenting the health impacts of active and secondhand smoke.
His work exposed tobacco industry campaigns of fraud and deception that attempted to undermine scientific evidence—tactics later replicated by air pollution industries.
During COVID, he chaired a National Academies of Sciences committee developing frameworks for providing respiratory protection for the nation—recommendations that unfortunately never gained traction despite demonstrating critical needs. Dr. Samet earned membership in the National Academy of Medicine and continues advancing indoor air quality science, particularly post-COVID focus on controlling pathogen transmission in buildings.
Based in Denver, he consults with building owners, school districts, and policymakers on implementing evidence-based air quality improvements. His expertise bridges epidemiology, aerosol science, regulatory policy, and practical building management—making him uniquely qualified to translate decades of public health research into actionable indoor air quality strategies.
MORE INFORMATION
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
You know, when people ask me about radon, it is a carcinogen, but somebody can go buy a test kit, get back a result. How many carcinogens are there that you could measure yourself and do something about it? - Dr. Jon Samet
Airborne pathogens have always been with us and will remain with us. I think what COVID did is it taught us just what powerful sources of infection we people can be - Dr. Jon Samet
A couple of nights ago, I got on the train, and there's somebody with a very wet cough, coughing right in the middle of a very small space. And I'm thinking he should be wearing at the least a mask to prevent droplets from flying around, and in that small space probably I should have had on an N95. - Dr. Jon Samet
KEYWORDS
#indoorairquality #radontest ing #airbornepathogens #secondhandsmoke #respiratoryprotection
Camfil at the UN
2025/10/13
Join us for a special episode as regular host Jon Holmes becomes our guest, sharing his experience at the UN's - Healthy Indoor Air: A Global Call to Action - event during Climate Week 2025.
Hear powerful excerpts from world experts including Dr. Jagat Narula's stunning mummy research revealing 1,000-year-old evidence of pollution-caused disease, Rachel Hodgson's announcement of a groundbreaking Global Commission, and Professor Joseph Allen's call to recognize that; the person who manages your building can have a bigger impact on your health than your doctor.
The commitments made and initiatives launched at that event, are truly a pivotal moment in the global clean air movement. Listen now to discover all.
THINGS WE SPOKE ABOUT
How ancient mummies show evidence of black lungs from indoor cooking pollutionLaunch of the Global Commission on Healthy Indoor Air, working to make clean indoor air universalWhy 3.2 million deaths annually are linked to household air pollutionHow indoor air quality remains largely invisible and unmonitoredGUEST DETAILSWatch the entire event on United Nations TV here.
ABOUT OUR HOST
Jon The Filter Guy Holmes serves as the regular host of Camfil Let's Talk Clean Air podcast, where he explores air quality issues with industry experts and thought leaders. In this special episode, Jon becomes the featured guest after attending the historic Healthy Indoor Air: A GlobalCall to Action event at the United Nations on September 23, 2025.
His firsthand experience at this landmark gathering provided unique insights into the global movement to recognize clean indoor air as a fundamental human right and the launch of unprecedented international initiatives to improve air quality worldwide.
Featured UN Speakers in the episode include:
Dr. Jagat Narula, President of the World Heart FederationRachel Hodgson, President & CEO of the International WELL Building InstituteProfessor Joseph Allen, Director of Healthy Building Program, Harvard TH Chan School ofPublic Health
MORE INFORMATION
There is a wealth of industry information on air quality and how to improve it on our website at camfil.com
Let’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
Having done approximately 400 mummies CT scans, we found that they had black lungs. We went to the places where they lived—low ceiling houses where they cooked inside. - Dr. Jagat NarulaNever doubt that a small group of thoughtful, committed citizens can change the world. - Rachel HodgsonThe person who manages your building can have a bigger impact on your health than your doctor. - Professor Joseph AllenKEYWORDS
#airquality #globalstandards #indoorairquality #IAQ #airqualityeducation #airqualitystandards
Teaching Air Quality Without Creating Fear
2025/09/01
Building managers face a critical dilemma when implementing air quality monitoring systems: how to educate occupants about invisible health threats, without creating panic or overwhelming them with real-time data alerts.
This episode explores practical ways for effective air quality communication, including customizable notification systems that adapt to different comfort levels and gamification approaches that engage rather than frighten. We cover the science behind particulate matter, debunks common myths about building immunity to pollutants, and introduce the groundbreaking Global Open Air Quality Standards (GO AQS) initiative.
Our guest Sotirios Papathanasiou is a world-leading air quality expert, author of the "See the Air" blog, and spearheads the GO AQS project involving 150 global experts. He has over a decade of experience helping organizations implement practical air quality monitoring solutions without overwhelming building occupants.
THINGS WE SPOKE ABOUT
● Impact of Covid-19 on air quality awareness
● Educating the public without fear
● Myths about particulate matter and CO2 as a pollutant
● Need for Global Open Air Quality Standards
● The challenges of setting standards
● Air Quality as a human right
GUEST DETAILS
Sotirios Papathanasiou is an air quality expert with substantial experience in the field of environmental issues but particularly indoor air pollution. His is the author of three books on air pollution, for adults and kids as well as curate a popular web blog ‘See the Air’. He has a special interest in IoT devices for personal AQM/low-cost sensors and has been researching how start-ups rise and fall in this sector.
http://goaqs.org/https://www.linkedin.com/in/sotirios-papathanasiou/
MORE INFORMATION
There is also a wealth of industry information on air quality and how to improve it on our website at camfil.comLet’s Talk Clean Air is produced for Camfil by DustPod.io
QUOTES
Once you fix indoor air quality, you fix all the other problems like Covid or any others transmissible from airborne particles in the environment. - Sotirios Papathanasiou
We do find different ways to educate people and reach out to their lives without creating that fear by for example enabling gamification through specific apps. They can teach you about air quality but at the same time keep you engaged to learn more and start taking the right decisions - Sotirios Papathanasiou
Size matters. PM 2.5 is a very well-studied pollutant, so it's very well linked with health outcomes. We understand better when we see a value that is related to mass. - Sotirios Papathanasiou KEYWORDS
#airquality #globalstandards #indoorairquality #IAQ #airqualityeducation #airqualitystandards
Long-term Savings and Sustainability
2025/07/07
Building managers are facing the seemingly impossible challenges of balancing indoor air quality and sustainability.
Today we learn how striking this balance is not only achievable, but actually can go hand in hand with decarbonization goals. We hear from a renowned expert in building science who has been instrumental in shaping industry standards in filter innovation and working with ASHRAE to curate better IAQ standards, while holding onto a passion for the all important energy efficiency.
A Partner at D ZINE Partners, she leads the research of “Air as a Service” around indoor air quality, filtration and air cleaning systems. It’s a pleasure to welcome Dr. Marwa Zaatari.
THINGS WE SPOKE ABOUT
Preventing sick building syndrome with efficient filtering ASHRAE 241 ventilation standards for new and existing buildingsImproving knowledge on filter performance, optimization and life cycle costsWhy all MERV filters are not created equally Incentivising IAQ compliance and education
GUEST DETAILS
Dr. Marwa Zaatari is a renowned expert and influential leader in the realms of building science and indoor air quality (IAQ). Her innovative work has earned her the prestigious title of ASHRAE Distinguished Lecturer. At the forefront of HVAC design innovation, Dr. Zaatari has been instrumental in shaping industry standards through her involvement in various ASHRAE committees. Dr. Zaatari's contributions extend to the USGBC School Air Quality Leaders Network Technical Advisory Committee and she has also served as chair for the LEED IAQP Working Group.
Dr. Marwa Zaatari is Partner at D ZINE Partners. She leads the research of “Air as a Service” around indoor air quality, filtration and air cleaning systems, and IAQ measurements to design and operate buildings for optimal energy and people efficiency.
https://www.linkedin.com/in/drzaatari
MORE INFORMATION
Let's Talk Clean Air is produced for Camfil by DustPod.io
ABOUT CAMFIL’S CAO INITIATIVE
The Chief Airgonomics Officer initiative was started by Camfil, a leading manufacturer in premium clean air solutions and an advocate for access to clean air.
The Chief Airgonomics initiative is being driven at a time of urgency: sensitivities over air have heightened due to the COVID-19 pandemic, air pollutants are well known to damage the environment and the newly published WHO Air Quality Guidelines show us that air pollution is more damaging to human health than previously understood.
The initiative is a direct response to these realities while also bringing to life Camfil’s mission of protecting people, processes and the environment. It also puts into practice Camfil’s knowledge and expertise built over more than half a century and that it is eager to share with its peers and wider audiences to improve people’s lives.
Our Vision : Clean and healthy Indoor Air should be a Human right
Our Mission: We want all companies and organisations to put clean and healthy indoor air on the agenda
Camfil believes that real change can only happen through collaborative effort and wants your organisation to join the clean air movement and community. Start your clean indoor air journey today!
CAO Website: https://www.chiefairgonomicsofficer.com/
CAO Linkedin Group: https://www.linkedin.com/groups/12679402/
Let’s Talk Clean Air is produced for Camfil by Dustpod.io
QUOTES
There is a misconception that you cannot achieve IQ and energy efficiency. - Dr. Marwa Zaatari
If you follow prescriptive approaches, you're gonna miss out on a lot. - Dr. Marwa Zaatari
ASHRAE 241 went a step beyond our existing minimum ventilation standards by actually having an operation focus. - Dr. Marwa Zaatari
Filter design should be part of what we're going to do, part of studying a filter, quality of the filter, cost of the filter, over the lifetime of the filter. - Dr. Marwa Zaatari
Even for a low efficiency filter you need to make sure that the filter is well placed. - Dr. Marwa Zaatari
KEYWORDS
#IAQ #sustainability #energyefficiency #filter #innovation #HVAC #MERV ratings
The Hidden Danger of Dust Explosions
2025/06/02
Managing indoor air quality can have many benefits but one of the most important factors is safety.
Today we’re delving into the world of explosion prevention, and how dust can actually be a dangerous trigger. We look at the important combination of dust collectors and filters in volatile environments and what companies can implement to mitigate harm.
Our guest is a leading expert in explosion protection and industrial safety, with an array of technical solutions to prevent explosions. He is Business Development Manager at Fike Corporation, Carson Stephens.
THINGS WE SPOKE ABOUT
Unexpected combustible elements, from coffee beans to dust The importance of prevention instead of reaction Dust Hazard Analysis and prescriptive approaches for facilities Cost-benefits of cleaner, safer working environments Hybrid approaches to dust, fire safety and cleaner air
GUEST DETAILS
Carson Stephens has extensive experience in engineering and business development, currently serving as the EP Business Development Manager for Strategic & OEM Accounts at Fike Corporation since August 2018. Previously, Carson held roles such as Explosion Protection Application Engineer II and Explosion Protection Application Specialist at Fike Corporation, and worked as a Process Engineer at DaVinci Roofscapes and Peterson Manufacturing Co. Educationally, Carson holds a Master of Business Administration in Ethical Strategic Leadership from the University of Central Missouri, earned between 2015 and 2017, and a Bachelor of Science in Plastics Engineering Technology from Pittsburg State University, completed in 2012.
https://www.linkedin.com/in/carson-stephens-58696b82/
MORE INFORMATION
Let's Talk Clean Air is produced for Camfil by DustPod.io
ABOUT CAMFIL’S CAO INITIATIVE
The Chief Airgonomics Officer initiative was started by Camfil, a leading manufacturer in premium clean air solutions and an advocate for access to clean air.
The Chief Airgonomics initiative is being driven at a time of urgency: sensitivities over air have heightened due to the COVID-19 pandemic, air pollutants are well known to damage the environment and the newly published WHO Air Quality Guidelines show us that air pollution is more damaging to human health than previously understood.
The initiative is a direct response to these realities while also bringing to life Camfil’s mission of protecting people, processes and the environment. It also puts into practice Camfil’s knowledge and expertise built over more than half a century and that it is eager to share with its peers and wider audiences to improve people’s lives.
Our Vision : Clean and healthy Indoor Air should be a Human right
Our Mission: We want all companies and organisations to put clean and healthy indoor air on the agenda
Camfil believes that real change can only happen through collaborative effort and wants your organisation to join the clean air movement and community. Start your clean indoor air journey today!
CAO Website: https://www.chiefairgonomicsofficer.com/
CAO Linkedin Group: https://www.linkedin.com/groups/12679402/
Let’s Talk Clean Air is produced for Camfil by Dustpod.io
QUOTES
Fike was founded on engineering solutions to help keep people safe when they wouldn't expect they would need to be. - Carson Stephens
There's a lot of things that people wouldn't assume are combustible that in the right conditions are, like really fine dust. - Carson Stephens
Just keeping your facility clean is the number one thing. - Carson Stephens
Make sure that those filters are changed on a regular basis, and that they're inspected, because if they're not, then you're going to let an explosion by. - Carson Stephens
The highest risk or highest prioritized risk area within the facility should be tackled first, and can probably be done more cost effectively than if you killed somebody. - Carson Stephens
KEYWORDS
#Airquality #explosion #prevention #dust #combustible #industrialsafety #HEPAfilters #manufacturing
SMART Buildings Make Happier Tenants
2025/05/05
Although health consequences may be important to an individual, how can we communicate the importance of managing indoor air quality to the numerous stakeholders involved in managing built environments?
Today, we’re continuing our conversation about healthy buildings and why they should be a priority for building managers. We’re back with Dr. John McKeon, who believes we’re in the middle of a shift in thinking about the design and operation of buildings, but that a multidisciplinary approach is needed to paint a picture of the benefits and ROI of investing in indoor air quality.
Our expert guest is a medical doctor who pivoted into the world of indoor air quality after being shocked by the interplay between the built environment and asthma and allergy triggers within indoor spaces. He is the CEO of Allergy Standards and Principle at iAIR Institute, Dr John McKeon.
THINGS WE SPOKE ABOUT
Designing buildings to optimize health and well beingInvolving HR and Wellbeing Officers at the build stage The three ‘p’s’ for the people, for the planet and for profit Proving return on investment for all stakeholdersMulti-disciplinary research to improve the health of buildings
GUEST DETAILS
John is principal at the iAIR Institute, a medical entrepreneur and currently the CEO of Allergy Standards Ltd (ASL), an international standards and certification body, a company he founded while working as an Emergency Room Doctor. As the founder he has led the development of an international intellectual property portfolio of patents and trade mark applications and negotiated complex licensing agreements with multinationals such as P&G and 3M. Along the way he has secured significant equity investments as well as academic and industry grant awards. As a serial entrepreneur, John is involved in a number of successful healthcare related ventures.
https://www.allergystandards.com/dr-john-mckeon/
MORE INFORMATION
Let's Talk Clean Air is produced for Camfil by DustPod.io ABOUT CAMFIL’S CAO INITIATIVE
The Chief Airgonomics Officer initiative was started by Camfil, a leading manufacturer in premium clean air solutions and an advocate for access to clean air.
The Chief Airgonomics initiative is being driven at a time of urgency: sensitivities over air have heightened due to the COVID-19 pandemic, air pollutants are well known to damage the environment and the newly published WHO Air Quality Guidelines show us that air pollution is more damaging to human health than previously understood.
The initiative is a direct response to these realities while also bringing to life Camfil’s mission of protecting people, processes and the environment. It also puts into practice Camfil’s knowledge and expertise built over more than half a century and that it is eager to share with its peers and wider audiences to improve people’s lives.
Our Vision : Clean and healthy Indoor Air should be a Human right
Our Mission: We want all companies and organisations to put clean and healthy indoor air on the agenda
Camfil believes that real change can only happen through collaborative effort and wants your organisation to join the clean air movement and community. Start your clean indoor air journey today!
CAO Website: https://www.chiefairgonomicsofficer.com/
CAO Linkedin Group: https://www.linkedin.com/groups/12679402/
Let’s Talk Clean Air is produced for Camfil by Dustpod.io
QUOTES
It is now part of an architect's remit to design buildings to optimize health and well being outcomes. - Dr. John McKeon
We can get what I call the three P's, it can be good for the planet, good for people, and good for profit. - Dr. John McKeon
You've all these people doing research and great research around healthy buildings, but very often they don't talk to each other. - Dr. John McKeon
KEYWORDS
#Indoorairquality #health #multi-disciplinary #budget #retrofits #energyefficiency #building #HR
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