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Guides A-Z

Guide describing condensing clothes dryers, which have a secondary heat exchanger and do not require exterior venting.

Information guide describing the use of ECM fan motors in air handlers used for heating, cooling, and ventilation.

Guide providing information about geothermal (ground-source) heat pumps including an overview of technology and guidance on compliance and installation.

Guide describing sizing and installation of foundation heat exchangers, which can be connected to a heat pump system used for spacing conditioning as well as domestic water heating.

This guide provides information about heat pump water heaters.

Guide describing the split system heat pumps used for central forced air heating and cooling.

Guide describing the split system heat pumps used for central forced air heating and cooling.