Skip to main content

Guides A-Z

Showing results 1 - 40 of 40

Description
Guide describing repair and reconfiguration of air handler closet and platform when replacing air handler.
Description
Guide describing combustion furnaces with compliance and installation guidance.
Description
Guide describing condensing boilers and hot water heat distribution systems used for home heating.
Description
Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
Description
Guide describing how to conduct duct leakage tests on all components of the HVAC system (including the air handler, ductwork, register boxes/boots, and all air devices such as diffusers, registers, or grilles).
Description
Guide describing how to install ducted returns in bedroom walls to balance air pressures between rooms and to enable stale air to return to a central heating system's air handler for reconditioning even when room doors are closed.
Description
Home owners who use an HVAC system with a central air handler fan can realize significant energy savings by using a fan with an electronically commutated (ECM) motor (see Figure 1). Savings will be even larger for homeowners who run the HVAC fan continuously or frequently to filter the air or to...
Description
This guide describes evaporative cooling technologies which can be used to cool homes in dry climates.
Description
Guide describing gas-fired boilers and hot water heat distribution systems used for home heating.
Description
Guide providing information about ground-source (geothermal) heat pumps including an overview of technology and guidance on compliance and installation.
Description
Guide describing how to install jump ducts in bedroom walls to balance air pressures between rooms and to enable stale air to return to a central heating system's air handler for reconditioning even when room doors are closed.
Description
Guide describing how to design HVAC systems to be located within the conditioned space of the home, either in a utility closet or in an air sealed conditioned attic, basement, or crawl space.
Description
Guide describing oil-fired boilers and hot water heat distribution systems used for home heating.
Description
Guide describing how to hang ducts with supporting straps or saddles to adequately support ducts so they do not sag and are not pinched or compressed in a manner that would cause damage to the ducts, the duct insulation, or the duct air barrier covering.
Description
Guide describing how to install transfer grilles in bedroom walls to balance air pressures between rooms and to enable stale air to return to a central heating system's air handler for reconditioning even when room doors are closed.
Description
Guide describing how to undercut the doors in bedroom walls to balance air pressures between rooms and to enable stale air to return to a central heating system's air handler for reconditioning even when room doors are closed.
Description
Guide describing options for adding dehumidification equipment to a home to maintain indoor relative humidity below 60%.