Manufacturers are reducing costs of systems to remain competitive with other energy sources.

Solar thermal products from STR Spring 2012.

With its lower price, hybrid GSHP technology could be deployed widely, saving energy and money.

Ball State (Muncie, Ind.) has started the second and final phase of converting to a geothermal ground-source heat pump system.

The three-year ecosmart project will advance into a two-year period of system performance and research in early 2012.

Central Cooling and Heating embraces the latest in energy-efficient technologies.

Kentucky homeowners are beginning to look at solar to lower their energy costs.

Mounting solar panels at the proper angle is critical in maximizing system performance.

Ten projects feature solar thermal systems.

Drainback systemThe Solar Usage Now SUN Equinox is an unpressurized and direct drainback solar system based on a storage tank concept different from usual systems. The system is virtually maintenance-free