Guides A-Z

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

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

Kitchen exhaust ventilation, properly ducted to the outside, is an essential component of good indoor air quality (Figure 1). Research has identified kitchens as the primary location where most harmful pollutants are generated in the home. During the cooking process, moisture and pollutants are...

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.