Ventilation Air Inlet Locations Description Guide describing how to install ventilation air inlets in open locations at a safe distance from potential air contamination sources.
Home Performance Assessment Description Information guide describing how to apply a whole-house approach to home improvement with energy efficiency upgrades, improved indoor air quality, and increased comfort.
Proper Installation of Furnace and Air-Handler Filters Description Guide describing proper installation of high-MERV furnace and air-handler filters.
Whole-House Dehumidification Description Guide describing options for adding dehumidification equipment to a home to maintain indoor relative humidity below 60%.
Condensing HVAC has Corrosion-Resistant Condensate Drain Pan Description Guide describing how to install a corrosion-resistant drain pan in condensate-producing HVAC equipment.
Direct Vent Equipment Description Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
Condensing Boilers Description Guide describing condensing boilers and hot water heat distribution systems used for home heating.
Combustion Furnaces Description Guide describing combustion furnaces with selection and installation guidance.
Gas-Fired Boilers Description Guide describing gas-fired boilers and hot water heat distribution systems used for home heating.