Air-Sealing The Story-and-a-Half

JLC • NEW ENGLAND EDITION • AUGUST 1995 JLC • NEW ENGLAND EDITION • AUGUST 1995 Five “key junctures” account for most of the energy leaks in wood-frame houses. Taking the trouble to seal and insulate each of these spots will pay off in lower energy bills and improved comfort for your customers. w For increased energy-efficiency in a wood-frame house, plug air leaks at overhangs, knee walls, and gable ends AIR-SEALING THE STORY-AND-A- HALF BY DAVID LEGG For years, I was a technical supervisor at Mass Save, a Massachusetts-based energy services company. I trained crews and provided technical supervision of energy retrofit work done on thousands of New England homes. I’ve seen lots of houses