The system combines an outdoor air-to-water heat pump with a high-efficiency propane boiler for optimal performance across temperature ranges Installation was straightforward, utilizing Weil-McLain's ...

Do you have a boiler heating system in your home for hydronic heating? Or, are you considering installing a boiler to replace your existing heating system? While boilers are often thought of as an old ...

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 ...

For those who want to burn cordwood, modern wood-gasification boilers offer mid-80 percent steady-state combustion efficiencies and full-cycle efficiencies in the 70-75 percent range. This is much ...

The Italian manufacturer has launched a compact range of propane air-to-water heat pumps for heating, cooling, and domestic hot water in residential and light commercial applications, offering up to ...

RICHMOND, VA — The Propane Education & Research Council (PERC) has released the results from its 2024 Propane Construction Research Program (PCRP). With nearly 2,000 projects completed across 23 ...