PM columnist Ray Wohlfarth, author of “Lessons Learned in a Boiler Room,” has a new book on the design and installation of replacement hydronic boilers — “Lessons Learned: Connecting New Boilers to Old Pipes.”
Trends show the market for solar combisystems — systems that provide both domestic water and space heating — has potential to expand. An estimated 42,000 of these systems are installed in the United States, and the market is growing slowly.
In the ground beneath the Honda Smart Home’s backyard, eight 20-ft. deep boreholes allow a geothermal heat pump to heat and cool the home’s floors and ceiling throughout the year.
Eemax’s HomeAdvantage II is an electric tankless water heater with a wide variety of sizes, from 8kW to 36kW.
August 15, 2014
It is 99.8% energy efficient and features digital temperature control (selectable from 80° F to 140°) and self-modulating technology. It saves users energy, water, space and money.