Cold-Climate Air Source Heat Pumps
High-efficiency technologies like air source heat pumps (ASHPs) have significant potential to improve space-heating efficiency and reduce energy costs for houses in cold climates. ASHP technology has been available for many years, but until ...
Recent studies of charge and airflow revealed that as many as eight out of ten A/C systems have incorrect airflow, and seven out of ten systems have incorrect charge. Potential savings from correcting these deficiencies are substantial. [continue reading]
We build crawl spaces because they are cheaper than basements. But controlling moisture can be a challenge, depending on the climate zone. [continue reading]
Combustion appliance testing, before and after weatherizing a home, is an absolute necessity to protect homeowners from the effects of CO gas and other combustion products. Learn the BPI test procedures. [continue reading]
Energy expert continues to learn from a deep energy retrofit of his Montana Home. This time he's installing a wood-burning stove to save money, add ambiance, and provide security during emergencies - like when runaway trains knock out a town's power. [continue reading]
Three homes, with different wall systems but otherwise nearly identical, test the theory that night cooling cuts peak energy use in the Southwest United States. [continue reading]
Since 2013, The DOE Housing Innovation Awards have honored the very best in innovation on the path to zero energy ready ...
When discussing cutting energy consumption, but still staying cool in the hot summer months in Arizona, Jan tells her clients ...