Refrigerant recovery machines are to contractors what HVAC systems are to homeowners. Heating and cooling systems are usually the most expensive pieces of equipment in a house, and they need regular ...

The second generation Microvac II refrigerant recovery unit is faster, more durable, and easier to use, says the company. Design enhancements include a more powerful 3¼4-hp compressor. This oilless ...

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 ...

A recently granted patent (Publication Number: US11879464B1) discloses a scroll-type electric compressor designed to compress refrigerant efficiently. The compressor comprises a housing with intake ...