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 air-seal and insulate a ceiling where the insulation is installed on top of the ceiling (on the attic floor) in a vented attic.

Guide describing how to air-seal bathroom and kitchen exhaust fans.

Guide describing airflow control strategies for elevator shafts, corridors, stairwells, and trash chutes in multifamily buildings.

Guide providing guidance on insulating attic eaves in new and existing single-family homes and multifamily buildings.

Guide describing how to install a bathroom exhaust fan to remove excess moisture.

Guide describing how to add spray foam insulation to the underside of the existing roof deck as part of the conversion of a vented attic to an unvented, insulated attic.

Guide describing how to insulate a vented attic in an existing home using blown insulation added to the attic floor.

Guide describing how to install continuously operating exhaust fans.

Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.

Guide describing the use of electronically commutated motors (ECMs) in HVAC central air handler fans to reduce power consumption compared to a single-stage fan motor.

Guide describing space planning for emergency supplies storage.

Guide describing how to provide combustion air for fireplaces and how to test fireplaces for combustion safety.

Guide describing the retrofit of kitchen exhaust systems, including duct sizing and routing considerations.

Guide describing ways to use landscaping to keep a home cooler.

Guide describing steps to take to minimize indoor humidity in preparation for cold winter weather.

Guide describing mechanical ventilation tools and methods required for accurate airflow measurement.

Guide describing requirements and best practices for mechanical garage exhaust in multifamily buildings.

Guide describing how to install an exhaust fan in an attached garage to pull fumes out of the garage and to depressurize the garage with reference to the home.