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
$174.08/Each
Save 5%2+$165.37/Each
Save 10%4+$156.67/Each
Save 15%12+$147.96/Each
P-434
$174.08/Each
4" Butterfly Damper
35090
$181.37/Each
Save 5%2+$172.30/Each
Save 10%4+$163.23/Each
Save 15%12+$154.16/Each
P-434
$181.37/Each
6" Butterfly Damper
35150
$226.22/Each
Save 5%2+$214.90/Each
Save 10%4+$203.59/Each
Save 15%12+$192.28/Each
P-434
$226.22/Each
8" Butterfly Damper
35180
$229.05/Each
Save 5%2+$217.59/Each
Save 10%4+$206.14/Each
Save 15%12+$194.69/Each
P-434
$229.05/Each
10" Butterfly Damper
35210
$252.44/Each
Save 5%2+$239.81/Each
Save 10%4+$227.19/Each
Save 15%12+$214.57/Each
P-434
$252.44/Each
12" Butterfly Damper
35240
$281.89/Each
Save 5%2+$267.79/Each
Save 10%4+$253.70/Each
Save 15%12+$239.60/Each
P-434
$281.89/Each
14" Butterfly Damper
35270
$385.39/Each
Save 5%2+$366.12/Each
Save 10%4+$346.85/Each
Save 15%12+$327.58/Each
P-434
$385.39/Each
16" Butterfly Damper
35300
$421.73/Each
Save 5%2+$400.64/Each
Save 10%4+$379.55/Each
Save 15%12+$358.47/Each
P-434
$421.73/Each
18" Buterfly Damper
35330
$570.47/Each
Save 5%2+$541.94/Each
Save 10%4+$513.42/Each
Save 15%12+$484.90/Each
P-434
$570.47/Each
20" Butterfly Damper
35360
$678.58/Each
Save 5%2+$644.65/Each
Save 10%4+$610.72/Each
Save 15%12+$576.79/Each
P-434
$678.58/Each
24" Butterfly Damper
35420
$891.04/Each
Save 5%2+$846.48/Each
Save 10%4+$801.93/Each
Save 15%12+$757.38/Each
P-434
$891.04/Each

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