Air Sealing Bathroom and Kitchen Exhaust Fans Description Guide describing how to air-seal bathroom and kitchen exhaust fans.
Blown Insulation for Existing Vented Attic Description Guide describing how to insulate a vented attic in an existing home using blown insulation added to the attic floor.
Building Science Introduction - Air Flow Description Information guide providing background information about air flow in residential buildings.
Calculating Attic Passive Ventilation Description Information guide describing how to calculate attic passive ventilation with example calculations.
Vented versus Unvented Attic Description Guide describing options for designing and locating the thermal boundary at either the attic floor or along the roof line in new and existing homes.
Whole House Ventilation Strategies for Existing Homes Description Guide describing how to select and install whole-house ventilation systems for existing homes.
Whole-House Fans Description Guide describing the types of whole-house fans, installation details to reduce energy loss, and how to operate them for comfort and energy savings based on climate zone.