A3 pure refrigerants that are a single molecule are R-290 (propane), R-600 (butane), R-600a (isobutane), and R-601A (isopentane). All are hydrocarbons. For many years now, technicians have been using ...

In the constantly evolving world of refrigerant options, the HVACR industry is preparing for the inclusion of mildly flammable or flammable refrigerants in an increasing number of applications. But ...

With more than 200 countries agreeing to usher in a new class of refrigerants, effective this year, the National Fire Protection Association (NFPA) and its research affiliate, the Fire Protection ...

COLUMBIA, MD (May 6, 2021) - UL Firefighter Safety Research Institute (FSRI) announced today the release of the new “Firefighter Safety and Flammable Refrigerants” online training course. This course ...

More than a dozen chemical blends could serve as alternative refrigerants that won't heat the atmosphere as much as today's refrigerants do, or catch fire, according to a new computational study. More ...

The new year will ring in new “green” requirements from the Environmental Protection Agency for heating and air conditioning units that threaten to raise prices and, for the first time, require ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. The Environmental Protection ...

Could the refrigerator in your home be a ticking time bomb? Modern refrigerators now use a refrigerant that is considered highly flammable. Social media trends have more people keeping make-up that ...

R134a succeeded R12 almost 30 years ago due to the latter's potential for damaging the ozone layer. In recent years, certain automakers turned to R1234yf. Although it's better for the environment, ...

Big changes are coming to the way you keep your house cool. The type of refrigerant currently used in HVAC systems is being phased out. The 2020 American Innovation and Manufacturing Act directed ...

Heat pumps and other building thermal systems can cut energy use in buildings, but real-world efficiency often falls short due to part-load operation, ...