Bathroom Exhaust Fans Description Guide describing how to install a bathroom exhaust fan to remove excess moisture.
Continuously Operating Ventilation and Exhaust Fans Description Guide describing how to install continuously operating exhaust fans.
Direct Vent Equipment Description Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
ECM Air Handler Fans Description 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.
Kitchen Exhaust Retrofit Duct Guide Description Guide describing the retrofit of kitchen exhaust systems, including duct sizing and routing considerations.
Measuring Mechanical Ventilation Airflow Description Guide describing mechanical ventilation tools and methods required for accurate airflow measurement.
Pre-Retrofit Assessment of Combustion Appliances Description Information guide describing things to consider before attempting retrofits including any combustion appliances, or that may affect them.
Pre-Retrofit Assessment of Existing HVAC Systems Description Information guide describing considerations for before retrofitting HVAC systems, retrofit scope considerations, and HVAC system replacement options.