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Guides A-Z

Guide describing repair and reconfiguration of air handler closet and platform when replacing air handler.

Guide describing combustion furnaces with compliance and installation guidance.

Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.

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

Guide describing how to upgrade or expand an existing HVAC system.

This guide can help you assess an existing Heating, Ventilation and Air Conditioning (HVAC) system for potential intervention such as repair, upgrade or expansion, or replacement.

Guide describign how to analyze boiler and building performanceand install thermostatic radiator valves (TRV) to reduce temperatures in over heated spaces.

Guide describing additional requirements for HVAC systems in warm-humid climates to operate in a dehumidification mode to maintain indoor relative humidity at or below 60 percent.