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 testing for adequate combustion air in the space where a combustion appliance is located if the appliance is located within the conditioned space of the home.

Guide describing a method for taking accurate measurements of airflow in mechanical ventilation ducts.

Guide describing the testing of duct leakage in central ventilation systems for multi-story, multi-family buildings.

Guide describing how to use a blower door test to determine building envelope air leakage.

Guide describing best practices for testing and commissioning heat pump systems using smart tools during and after installation.

Guide describing tools and methods required for accurately measuring airflow with mechanical ventilation.