Recovering refrigerant from HVAC and refrigeration systems is an important day-to-day task for HVACR technicians. With the recently announced the U.S. Environmental Protection Agency (EPA) phasedown ...

Refrigerant recovery machines are designed to last a long time. In fact, some manufacturers say that with proper maintenance, their units can last more than 10 or 15 years. But machines eventually ...

A while back, I addressed the energy savings potentials behind a drain waste heat recovery heat exchanger. It has the potential of reducing energy consumption of residential applications by as much as ...

EPA has again revised standards for refrigerant used in vehicles. R-12 refrigerant (aka “Freon”) was the go-to coolant for more than 50 years. Then it was discovered that chlorine atoms in escaped ...

MAHLE technology cuts HVAC energy use, improves air quality and adds winter driving distance for EV customers.