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Shall be suitable for higher temperatures where polypropylene may not be suited
drain plug
Light weight
this unit designed to exhaust gases from corrosive environments
Vertical Gravity PVC Back Draft Dampers Blower Compatibility:P25/S18/J25 Shall be suitable for higherMaterial of Construction: Body, damper plate and shaft is made of PVC. Temperature Limitation: Back Draft Damper recommended up to 140 F. Application: Designed to operate in ducting where highly corrosive air is present. Designed to fit round schedule 40 PVC ducting or other construction materials as specified by the dimensions listed for each model damper. Features and Benefits: All internal parts are plastic Can be installed vertically only Has bell
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