Air-Sealing Tips for Efficiency That Lasts // Part 4: Protect Your Air Barrier
This is part 4 of a series that describes how to air seal the most difficult parts of buildings. A service cavity and vented rainscreen promote durable airtightness.
There are few areas of residential construction that are so commonly misunderstood as air movement within and through houses. [continue reading]
Dense-pack cellulose insulation is a very useful and cost-effective technique for lowering both conductive and convective heat losses in a variety of housing types. [continue reading]
Multifamily buildings vary widely. They range from houses divided into three apartments to 500-unit high rises. So a weatherization project must be tailored to fit the personality of the building. [continue reading]
An understanding of some basic energy concepts is essential to choosing appropriate windows and skylights. [continue reading]
Urethane foams can make a major contribution to improving the energy efficiency of buildings when they are used as an air leakage control material or as a component of an air barrier system. [continue reading]
Most newer manufactured homes in the Pacific Northwest, as well as many older mobile homes, have a vapor retarder on the inside of the wall cavity--typically right behind the gypsum board. However, many older mobile homes, especially those built before the 1980s, were manufactured with a vapor retarder on the outside of the wall cavity--generally right behind the metal (or sometimes wood) siding. [continue reading]