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Chemical Systems Services, Inc 81 O'Neil Blvd Attleboro, MA
02703 Ph. (508) 431-9995 Fax (508) 431-9991 |

Need a custom size? Contact us for a quote. We offer
quality workmanship at competitive prices.

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Butterfly Specifications Chart
Click below to purchase fittings
Butterfly Damper
Blast Gate
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BLAST
GATE

Click here to view prices or purchase
standard size PVC blast
gates
These products are fabricated from PVC duct and/or sheets and are designed
for use in ventilation systems.
Please read our frequently asked questions page to
determine if these fittings are appropriate for your purposes
PVC Blast Gate Standard Size Specification Chart
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Model No. |
Pipe Size |
Opening O.D. |
Opening I.D. |
A |
B |
C* |
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BG-PVC-6 |
6 |
6.56 |
6.19 |
9.50 |
13.75 |
20.75 |
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BG-PVC-7 |
7 |
7.36 |
7.00 |
10.50 |
15.00 |
23.00 |
|
BG-PVC-8 |
8 |
8.56 |
8.13 |
11.50 |
16.00 |
25.00 |
|
BG-PVC-9 |
9 |
9.36 |
8.94 |
12.50 |
17.00 |
27.00 |
|
BG-PVC-10 |
10 |
10.75 |
10.36 |
14.00 |
20.00 |
31.38 |
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BG-PVC-12 |
12 |
12.75 |
12.31 |
16.00 |
22.00 |
35.38 |
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BG-PVC-14 |
14 |
14 |
13.50 |
17.00 |
24.00 |
38.50 |
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BG-PVC-16 |
16 |
16 |
15.75 |
19.00 |
27.00 |
43.50 |
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BG-PVC-18 |
18 |
18 |
17.69 |
21.25 |
30.00 |
48.63 |
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BG-PVC-20 |
20 |
20 |
19.63 |
23.25 |
33.00 |
53.63 |
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BG-PVC-24 |
24 |
24 |
23.56 |
27.25 |
39.00 |
63.63 |
Standard Blast Gates Made from PVC Type I
(see our faq page) All dimensions in
inches Custom sizes
available *minimum depth for
fully open position

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