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
Stock Description Catalog Pg. Price
3" Butterfly Damper
35060
$210.26/Each
Save 5%2+$199.75/Each
Save 10%4+$189.23/Each
Save 15%12+$178.72/Each
P-442
$210.26/Each
4" Butterfly Damper
35090
$219.04/Each
Save 5%2+$208.09/Each
Save 10%4+$197.14/Each
Save 15%12+$186.18/Each
P-442
$219.04/Each
6" Butterfly Damper
35150
$273.20/Each
Save 5%2+$259.54/Each
Save 10%4+$245.88/Each
Save 15%12+$232.22/Each
P-442
$273.20/Each
8" Butterfly Damper
35180
$276.61/Each
Save 5%2+$262.78/Each
Save 10%4+$248.95/Each
Save 15%12+$235.12/Each
P-442
$276.61/Each
10" Butterfly Damper
35210
$304.88/Each
Save 5%2+$289.64/Each
Save 10%4+$274.39/Each
Save 15%12+$259.15/Each
P-442
$304.88/Each
12" Butterfly Damper
35240
$340.43/Each
Save 5%2+$323.41/Each
Save 10%4+$306.39/Each
Save 15%12+$289.37/Each
P-442
$340.43/Each
14" Butterfly Damper
35270
$465.45/Each
Save 5%2+$442.18/Each
Save 10%4+$418.91/Each
Save 15%12+$395.63/Each
P-442
$465.45/Each
16" Butterfly Damper
35300
$509.34/Each
Save 5%2+$483.87/Each
Save 10%4+$458.41/Each
Save 15%12+$432.94/Each
P-442
$509.34/Each
18" Buterfly Damper
35330
$688.99/Each
Save 5%2+$654.54/Each
Save 10%4+$620.09/Each
Save 15%12+$585.64/Each
P-442
$688.99/Each
20" Butterfly Damper
35360
$819.55/Each
Save 5%2+$778.57/Each
Save 10%4+$737.60/Each
Save 15%12+$696.62/Each
P-442
$819.55/Each
24" Butterfly Damper
35420
$1,076.15/Each
Save 5%2+$1022.34/Each
Save 10%4+$968.54/Each
Save 15%12+$914.73/Each
P-442
$1,076.15/Each