PVC Duct Butterfly Dampers

These corrosion-proof PVC Butterfly Dampers are for the construction of exhaust ventilation systems. NOTES: Fittings are triple bead welded. Pictures are to represent style of fittings only; color is gray.

PVC 1120, ASTM D-1784, Type 1, Grade 1, Cell Class 12454-B
ll internal parts are PVC including the body, damper plate & shaft
Butterfly (balancing) dampers are furnished with a locking quadrant, to permanently position
Damper allows for less than 5% air flow restriction when open & an approximate 95% seal when closed
Can be installed either vertically or horizontally
Temperature range: 33°F to 140°F

Item #	Description	Catalog Pg.	Price
Item 35060	3" Butterfly Damper 266.25/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	266.25/Each Drop Ship
Item 35090	4" Butterfly Damper 277.63/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	277.63/Each Drop Ship
Item 35150	6" Butterfly Damper 346.31/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	346.31/Each Drop Ship
Item 35180	8" Butterfly Damper 350.33/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	350.33/Each Drop Ship
Item 35210	10" Butterfly Damper 385.97/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	385.97/Each Drop Ship
Item 35240	12" Butterfly Damper 431.06/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	431.06/Each Drop Ship
Item 35270	14" Butterfly Damper 589.61/Each In Stock Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	589.61/Each In Stock
Item 35300	16" Butterfly Damper 645.63/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	645.63/Each Drop Ship
Item 35330	18" Butterfly Damper 873.33/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	873.33/Each Drop Ship
Item 35360	20" Butterfly Damper 1037.63/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	1037.63/Each Drop Ship
Item 35420	24" Butterfly Damper 1364.54/Each Drop Ship Save 5% when you buy 2+ Save 10% when you buy 4+ Save 15% when you buy 12+	P-474	1364.54/Each Drop Ship