Case Studies

Case study describing techniques and options one has when trying to air seal a flue or chimney shaft.

Case study describing the benefits of and steps involved in air sealing a porch wall.

Case study describing how to air seal and insulate fireplace enclosures in order to limit the large amount of air leakage that their presence can bring and obscure from view.

Case study describing how to inspect and air seal around duct boots and chases in order to limit air leakage in a home.

Case study describing the techniques involved with insulating and air sealing tub space prior to installation in order to prevent drafts and moisture escaping.

Case study describing the proper techniques and steps in insulating and air sealing a cantilevered floor, as well as the consequences for failing to do so properly.

Case study describing the source of ice dams and how to prevent them from occurring in varying climate conditions with different types of attics.

Case study describing a 2014 DOE Building America Top Innovation on development of a standardized testing method for testing the air leakage of HVAC air handlers and furnace cabinets developed by Lawrence Berkeley National Laboratory.

Case study describing a DOE Zero Energy Ready Home 2013 Housing Innovation Award Winner in Seattle, WA, that scored HERS 34 without PV.

Case study describing a retrofit project in Maryland.

Case study describing the most cost-effective ways to reduce duct leakage in low-rise housing units.