Direct Vent Equipment Description Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
Image A direct-vent sealed-combustion furnace has dedicated pipes for combustion air and exhaust Publication Date Thu, 02/07/2013 - 12:00
Image Furnaces, boilers, and water heaters located within the home’s pressure boundary are mechanically drafted or direct-vented
Image Because flue temperatures are cool, intake and exhaust ducts on a Category 4 direct-vent sealed-combustion condensing furnace can be made of PVC Publication Date Thu, 02/07/2013 - 12:00
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.
Kitchen Exhaust Retrofit Duct Guide Description Guide describing the retrofit of kitchen exhaust systems, including duct sizing and routing considerations.
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.
Bathroom Exhaust Fans Description Guide describing how to install a bathroom exhaust fan to remove excess moisture.
Measuring Mechanical Ventilation Airflow Description Guide describing mechanical ventilation tools and methods required for accurate airflow measurement.