ASHRAE proposed changes that would have added the provision of addendums “D” and “H” of ASHRAE 15 to the 2021 edition of the IAPMO Uniform Mechanical Code.
Launched in 2011, the CREST condensing boiler family offers facilities the broadest range of specification flexibility in the marketplace, Lochinvar states.
Very few Americans are, but that was the title of the short, silent film I watched on YouTube. The United States Bureau of Mines Department of Commerce made it during the 1920s, and it’s filled with drama and also an annoying surprise.
BlueTarp's supplemental contractor survey revealed that nearly 25% of contractors thought the economy would decline in some way within the next 12 months, an increase from 16.3% last quarter.