HVAC systems have the potential to offer sufficient airflow throughout a property or building, provided they are allowed to work effectively and efficiently at high temperatures. And this is where a ...

Plenum box is indispensable accessories that matched slot diffuser. The main air duct is connected with plenum box neck through flexible air duct. The connecting part can be set a butterfly damper to ...

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 ...