CertainTeed has launched its newly enhanced Sustainable Insulation™ SoftTouch™ Duct Wrap. The product offers improvements in cutting and handling while maintaining the company’s fiberglass product performance. CertainTeed officials said the Sustainable Insulation SoftTouch is a resilient fiberglass blanket-type insulation that provides superior thermal efficiency by reducing unwanted heat loss or gain in both rectangular and round heating, ventilating, and air conditioning ductwork.
RectorSeal® Corp. has introduced the Paircoil™, pre-insulated, malleable linesets designed specifically to expedite installation of ductless mini-split and conventional air-conditioning systems in North America. Paircoil is sold in 65-ft rolls of either .25 and 3/8-in-diameter; or .25 and .50-in-diameter copper liquid/suction line sizes.
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.