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Guides A-Z

This measure guide describes the need to provide an architectural drawing for a future solar hot water installation. 

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

Information guide describing how to calculate ventilation area in existing roofs.

Guide describing options for designing/locating the thermal boundary in new and existing homes.

Guide describing how to conduct a home performance assessment before beginning retrofit projects in existing homes.

This guide describes procedures for assessing feasibility of solar resources, and designating location of propolsed PV arrays and solar thermal panels.