Manufacturers are starting to introduce their A2L systems in the U.S., so contractors and technicians must learn how to service and install this new equipment.
AAON will not increase prices for products that use R-454B, and the company is currently delivering products with R-454B. All newly manufactured AAON products will be configured to use R-454B by the beginning of June.
In the second installment of this series, the topic of flammability is addressed. We ask Chemours technical trainer Don Gillis what steps contractors should take to mitigate the risk of ignition when working with A2L refrigerants.
In comments to EPA’s proposed rule regarding HFC management, many HVACR stakeholders expressed concern over issues including tracking cylinders, training technicians, and reclaiming refrigerant.