A UL-approved fiberglass plenum box with ceiling radiation damper (CRD) is available in three model styles. The fiberglass plenum boxes are offered in 1- and 1-1/2-inches-thick rigid ductboard with ...
A full line of fire dampers and ceiling radiation dampers is available for use wherever air distribution system ductwork penetrates fire-rated barriers. The line of dampers includes both gravity and ...
Bathroom exhaust fans are the most common way to properly ventilate and control moisture in residential bathrooms. Along with providing effective ventilation, bath fans with a ceiling radiation damper ...
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