“The first dozen or so attempts to build net-zero [homes] in Oregon fell short because they missed the mark on efficiency and performance,” says Sam Hagerman, co-owner of Hammer & Hand and president of the Passive House Alliance US.

On April 11, the Manufacturers Alliance honored Uponor as the 2013 Manufacturer of the Year in the large-company category.

On Sunday, April 7, the first four families received keys to their homes in the St. Croix Valley Habitat for Humanity Eco Village project in River Falls, Wis.

Ohm is the first system that can measure both solar and backup energy inputs as well as hot water energy usage, allowing solar hot water system owners to make smarter use of their solar-heated water.

Using natural light and environmentally friendly materials are two keys to designing a sustainable home.

A spring home tour offered by the League of Women Voters in the affluent Boston suburbs of Concord and Carlisle is focused on innovations in energy efficiency, green construction, and issues of accessibility as they relate to house design.