Several years ago, I was on vacation in the Black Hills of South Dakota with my wife Kathy and two of our grandchildren. We had just passed the heads of the presidents on Mount Rushmore when a small ...

Description: These tanks will never corrode and are half the weight of steel buffer tanks, which helps reduce labor costs on installations and improve system efficiency by reducing heat pump short ...

In a December 2014 Plumbing & Mechanical Hydronics Workshop column, we discussed the benefits of dual-fuel systems that combine a geothermal water-to-water heat pump with a mod/con boiler. The boiler ...

Scientists in Italy have coupled a solar-powered air heat pump with a water tank for thermal energy storage to provide hot water to a residential building as a retrofit solution. They claim that the ...