top of page
  • info010336

Way to go HFO! ( or why Air Seal Tech loves HFO spray foam)



HFO (Hydrofluoroolefin) foams are considered better than older generation foams, such as CFC (chlorofluorocarbon) and HCFC (hydrochlorofluorocarbon) foams, primarily due to their significantly lower impact on the environment and their improved safety profile. HcFC foams have a global warming potential of about 1000 and HFO foams have a global warming potential of 1. Using HFO foam is no brainer for Air Seal Tech.


Here are some key reasons why HFO foams are considered better:

  • Ozone Depletion Potential (ODP): HFO foams have zero ODP, meaning they do not contribute to the depletion of the ozone layer. In contrast, CFC and HCFC foams have high ODP, which has been a major concern for environmentalists and policymakers due to the harmful effects of ozone layer depletion.

  1. Global Warming Potential (GWP): HFO foams typically have a much lower GWP compared to their predecessors. GWP is a measure of how much a substance contributes to global warming over a specified time period. HFO foams have GWP values that are several orders of magnitude lower than those of CFC and HCFC foams, making them more environmentally friendly in terms of climate impact.

  2. Regulatory Compliance: The use of CFC and HCFC foams has been heavily regulated and restricted due to their harmful environmental effects. HFO foams, being more environmentally friendly, align better with international agreements like the Montreal Protocol, which aims to phase out ozone-depleting substances.

  3. Energy Efficiency: HFO foams can have improved insulation properties compared to older foams. This improved insulation can lead to energy savings in buildings and appliances, contributing to reduced greenhouse gas emissions.

  4. Safety: HFO foams are generally considered to have a lower toxicity and flammability compared to some of the older foam alternatives. This can enhance safety during production, installation, and use of foam-based products.

  5. Innovation and Research: The development of HFO foams has spurred research and innovation in the field of foam technology, leading to the creation of more advanced and efficient insulation materials.

  6. Consumer and Market Demand: As environmental awareness and sustainability concerns have grown, there is an increasing demand for products and materials that have a minimal impact on the environment. HFO foams fulfill this demand and cater to consumers who are conscious of their ecological footprint.

It's important to note that while HFO foams offer significant environmental advantages over older foam technologies, there is ongoing research to continuously improve foam materials and their properties, including factors like performance, cost-effectiveness, and environmental impact.

9 views0 comments

Recent Posts

See All

Insulation Installer vs. Home Performance Contractor

Home performance refers to the overall efficiency, comfort, safety, and environmental impact of a residential building. It involves the assessment and optimization of various aspects of a home, includ

The Importance of Attic Air Sealing

Attic air sealing is important for several reasons, primarily related to energy efficiency, indoor air quality, and the overall comfort and durability of your home. Here's why attic air sealing is sig

If Your Not Testing, Your Just Guessing!

I met with a homeowner earlier this fall who told me that due to Covid, an insulation contractor she spoke to said they would simply drive by her house and then get her an estimate for the work they

bottom of page