This new catalog features the Watts International’s (North Andover, MA) international products for commercial applications, including its G-4000M1 flanged ball valves and its DuoVent high-capacity air vent. Along with specific
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.