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 ...

Recovery and on-site recycling of refrigerants has been around for more than two decades and used by contractors almost since day one. But while the recovery of refrigerant and then sending it to an ...

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 ...