Problem scale. Significant, untapped opportunities exist to improve the energy efficiency of the nation’s multifamily housing stock, which accounts annually for more than 100 million tons of carbon emissions and approximately $22 billion in energy expenditures . Most multifamily rental properties were constructed before modern building energy codes were adopted, and existing utility incentive and rebate programs often overlook the…Continue
Since 1850th steam heating system was system of choice in US. In 1920th hot water circulator introduction into market shifted preferences towards hot water heating thanks to drastic reduction of installation cost. In 1960th forced air systems became popular for the same reason.
Today millions of steam heating systems still deliver heat in residential, commercial and industrial buildings. After decades of poor or no…Continue
Since the 1980s, hot water condensing boilers (CB) have…Continue
"Americans can always be counted on to do the right thing...after they have exhausted all other possibilities." Winston Churchill
How much does it cost to perform a deep-energy retrofit at a 100-year-old single-family home? Thanks to a recent study in Utica, New York, we now know the answer: about $100,000.…Continue