Guides A-Z

Guide describing ways to air seal an attached garage.

Guide describing how to air seal attic access panels, doors and stairs in order to provide a continuous air barrier.

Guide describing application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.

Guide describing how to air seal and insulate a cantilevered floor.

Guide describing how to air seal and insulate a ceiling.

Guide describing how to insulate and air seal dropped ceilings and soffits to prevent air leakage.

Guide describing method for installing ducts in a duct chase above a dropped ceiling.

Guide describing how to create an air barrier between the garage and the conditioned space above it to prohibit pollutants from entering a home's interior.

Guide describing how to install a continuous rigid air barrier or other supporting material to separate the exterior from the conditioned space.

Guide describing method for designing and installing ducts in a raised ceiling chase. 

Guide describing ways to pest-proof a home’s foundation.

Guide describing how to insulate closed crawlspace walls and band joist areas with rigid foam board insulation.

Guide describing methods for insulating an unvented attic along the roof line.