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Plastec Ventilation

AD Plastec Ventilation Adjustable Butterfly Dampers, Designed to Operate in Ducting Where Highly Corrosive Air is Present, Body, Damper Plate and Shaft is Made of PVC - 90º Damper Plate Operation

Regular price $610.00 USD
Regular price Sale price $610.00 USD
Sale Sold out

Adjustable Butterfly Dampers 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.


All internal parts are plastic
Furnished with locking quadrant damper allowing for permanent position set
Allows for less than 5% airflow restriction
Offers an approximate 95% seal
90º damper plate operation
Can be installed either vertically or horizontally
Has bell end sockets and shall have minimum socket depth of 2 inches or more except on the 4 inch model which will be 1.75 inches


Body, Damper Plate and Shaft Material: PVC
Locking Quadrant and Fasteners: Stainless Steel
Temperature Limitations: Recommended up to 140º F


Specs Sheet,