For years, HVACR technicians have been used to primarily working with nonflammable (A1) refrigerants, such as R-410A, R-22, and R-404A. Now that HCFCs are being phased out and there is growing concern ...
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 ...
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If a contractor offers “older refrigerant” equipment, the one thing to verify in writing
When a contractor pitches “older refrigerant” air conditioning or refrigeration equipment, the sales pitch often leans on ...
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 ...
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