Adding Boiler Controls to an Existing Boiler in Multifamily Buildings Description Guide providing information about installing boiler controls in multifamily housing.
Combustion Furnaces Description Guide describing combustion furnaces with compliance and installation guidance.
Condensing Boilers Description Guide describing condensing boilers and hot water heat distribution systems used for home heating.
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.
Existing HVAC System Upgrade or Expansion Description Guide describing how to upgrade or expand an existing HVAC system.
Fireplaces and Wood Stoves Have Proper Ventilation Description Guide describing how to provide combustion air for fireplaces and how to test fireplaces for combustion safety.
Gas-Fired Boilers Description Guide describing gas-fired boilers and hot water heat distribution systems used for home heating.
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 This guide describes proper installation of high-MERV furnace and air-handler filters.
Unvented Combustion Appliances Description Guide describing how to properly ventilate un-vented combustion appliances such as sealed fireplaces.
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.
Whole-House Dehumidification Description Guide describing options for adding dehumidification equipment to a home to maintain indoor relative humidity below 60%.