Dri-Steem Corp. has released its new de-scaling pump kit. Company officials said the kit comes with a powerful pump that breaks down scale deposits in humidifier water tanks without the effort of hand-scraping.
RectorSeal® Corp. has launched RectorSeal Blue+™, a non-setting, multi-purpose, lead-free, blue-colored pipe thread sealant approved for use with multiple plumbing and HVACR residential, commercial and industrial applications. Blue+ is unrestricted for use with all threaded metal, polyethylene, fiberglass reinforced, PVC, CPVC, and ABS pipe.
Berner International Corp. has added single-length 7-, 8-, 9-, and 10-ft long models to its ANSI/NSF 37-certified E-Zone and K-Zone (EZN and KZN Series) air curtains designed for energy savings and flying insect control. The EZN and KZN Series are now available in nine widths ranging from 3 ft to 10 ft, which the company says eliminates the inconvenience and mismatches of combining smaller sizes to create a longer air curtain.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.