To achieve these goals, it's necessary to control the movement of heat, air, and moisture within and through a building envelope. Attention to insulation and air-sealing details throughout a house is critical.ISAAC SAVAGEHome Energy PartnersFine Homebuilding...
3. Where stresses can be concentrated (such as at the rim joist/foundation joint). 4. Where drainage is compromised (such as a change from wall cladding to parging). 5. The top and bottom of windows, doors, and all penetrations (vents, lights, hose bibs, electrical outlets, electrical ...
Closed-cell foam will block air pretty well in wall and ceiling cavities, and is one of the best ways to seal band joist areas. But foam insulation will not seal all the penetrations in a house. Cracks at plate lines are one obvious example of areas that will need extra attention. The ...