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Guides A-Z

Guide describing how to properly test the air barrier between the garage and house, and how to ensure the air barrier is tight enough to prevent garage air from entering the home.

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

Information guide describing how to assess attics, ceilings and roofs before proceeding with upgrades in existing homes.

Guide describing how to select and install whole-house ventilation systems for existing homes.