Author Description

This manual has been developed to serve as a reference for contractors interested in pursuing major energy retrofit opportunities for existing houses. It presents information on all aspects of a total retrofit, the rationale for such extensive work, how to perform the different tasks, and the implications of the work. The manual discusses the following points: heat, air and moisture flow; assessing the homeowner's needs; interior and exterior retrofit options; materials and labour; below grade retrofits; externally applied above grade retrofit; interior retrofits; windows; insulating attics and roofs; ventilation and heating systems.