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PVC Pipe Fittings Dimensions (Duct)

Click on the PVC pipe fittings below to jump to the dimensions

Note: The dimensions shown on this page are essentially shown as "Center to End" dimensions, which apply to both belled end as well as plain end fittings. To determine "take-out" dimensions for belled end fittings, refer to the bell depths to make appropriate calculations. Dimensions are for reference only and subject to change without notice. If specific dimensions are required consult factory.

  • Transitions (square to round, rectangular to round) with socket or flanged connections available per customer specifications. Transitions to dis-similar materials also available. Please contact us for pricing.
  • Single and Double Lateral Hoods, as well as Rear Exhaust Hoods are also available, fabricated to Harrison standards or to customer requirements.
  • Double Lateral Hood: Lengths from 24" to 96", widths from 18" to 66"
  • Single Lateral Hood: Lengths from 24" to 18 ft.
  • Double Slot Rear Exhaust Hood: Widths from 18" to 72"
  • Single Slot Rear Exhaust Hood: Lengths from 18" to 72"
PVC duct 90° elbow fitting
90° Elbow
Belled (3 piece)
Dimensions
Part No. Size A
1034-90-02 2" 7.187"
1034-90-03 3" 9.000"
1034-90-04 4" 9.250"
1034-90-05 5" 9.937"
1034-90-06 6" 10.500"
1034-90-07 7" 10.875"
1034-90-08 8" 11.437"
1034-90-09 9" 11.875"
1034-90-10 10" 14.750"
1034-90-11 11" 14.937"
1034-90-12 12" 15.625"
1034-90-14 14" 15.750"
1034-90-16 16" 18.000"
1034-90-18 18" 19.062"
1034-90-20 20" 21.500"
1034-90-24 24" 23.500"
PVC duct 45° elbow fitting
45° Elbow
Belled (2 piece)
Dimensions
Part No. Size A
1034-45-02 2" 3.000"
1034-45-03 3" 4.750"
1034-45-04 4" 4.937"
1034-45-05 5" 5.156"
1034-45-06 6" 5.375"
1034-45-07 7" 5.500"
1034-45-08 8" 5.812"
1034-45-09 9" 6.000"
1034-45-10 10" 6.250"
1034-45-11 11" 6.375"
1034-45-12 12" 6.625"
1034-45-14 14" 6.875"
1034-45-16 16" 7.562"
1034-45-18 18" 8.000"
1034-45-20 20" 9.125"
1034-45-24 24" 10.000"
PVC Duct Coupling
Coupling
(Sleeved)
Dimensions
Part No. Size A
1034-CP-02 2" 4.000"
1034-CP-03 3" 4.000"
1034-CP-04 4" 4.000"
1034-CP-05 5" 4.500"
1034-CP-06 6" 4.500"
1034-CP-07 7" 4.500"
1034-CP-08 8" 4.500"
1034-CP-09 9" 4.500"
1034-CP-10 10" 4.500"
1034-CP-11 11" 4.500"
1034-CP-12 12" 4.500"
1034-CP-14 14" 4.500"
1034-CP-16 16" 4.500"
1034-CP-18 18" 4.500"
1034-CP-20 20" 4.500"
1034-CP-24 24" 4.500"
PVC duct cap
Cap
(Belled)
Dimensions
Part No. Size A
1034-CA-03 3" 2.000"
1034-CA-04 4" 2.000"
1034-CA-06 6" 2.000"
1034-CA-08 8" 2.000"
1034-CA-10 10" 2.000"
1034-CA-11 11" 2.000"
1034-CA-12 12" 2.000"
1034-CA-14 14" 2.000"
1034-CA-16 16" 2.000"
1034-CA-18 18" 2.000"
1034-CA-20 20" 2.000"
1034-CA-24 24" 2.000"
Revised Dimension 4-28-11
Flexible PVC Duct
Flexible PVC Duct
Dimensions
Part No. Size
(I.D.)
Bare Wire
Ga.
Wall Standard
Length
1033-FH-02 2" 0.045 0.024" 25 ft.
1033-FH-03 3" 0.045 0.032" 25 ft.
1033-FH-04 4" 0.045 0.032" 25 ft.
1033-FH-05 5" 0.045 0.032" 25 ft.
1033-FH-06 6" 0.064 0.032" 25 ft.
1033-FH-08 8" 0.064 0.032" 25 ft.
1033-FH-10 10" 0.064 0.024" 15 ft.
1033-FH-12 12" 0.064 0.024" 15 ft.
1033-FH-14 14" 0.064 0.024" 15 ft.
1033-FH-16 16" 0.064 0.024" 15 ft.
1033-FH-18 18" 0.064 0.024" 15 ft.
PVC Duct True Wye
True Wye
Belled
Dimensions
Part No. Size A B
1034-TY-02 2" 2.750" 2.375"
1034-TY-03 3" 3.250" 4.750"
1034-TY-04 4" 4.000" 5.250"
1034-TY-05 5" 4.375" 5.750"
1034-TY-06 6" 4.437" 6.250"
1034-TY-07 7" 4.562" 6.750"
1034-TY-08 8" 5.812" 8.375"
1034-TY-09 9" 6.000" 8.750"
1034-TY-10 10" 6.250" 9.500"
1034-TY-11 11" 6.437" 9.750"
1034-TY-12 12" 6.656" 10.250"
1034-TY-14 14" 6.875" 11.000"
1034-TY-16 16" 7.312" 12.000"
1034-TY-18 18" 7.750" 13.000"
1034-TY-20 20" 8.250" 13.750"
1034-TY-24 24" 10.750" 18.000"
PVC Rainskirt
Rainskirt
(Belled)
Dimensions
Part No. Size A B
1034-RS-02 2" 2.250" 4.500"
1034-RS-03 3" 2.625" 5.500"
1034-RS-04 4" 4.000" 6.875"
1034-RS-05 5" 4.000" 8.000"
1034-RS-06 6" 4.000" 8.875"
1034-RS-07 7" 4.000" 10.250"
1034-RS-08 8" 4.000" 11.375"
1034-RS-09 9" 4.000" 12.250"
1034-RS-10 10" 4.000" 13.625"
1034-RS-11 11" 4.000" 14.000"
1034-RS-12 12" 4.000" 16.250"
1034-RS-14 14" 4.000" 17.000"
1034-RS-16 16" 4.000" 19.000"
1034-RS-18 18" 6.000" 22.000"
1034-RS-20 20" 6.000" 23.625
1034-RS-24 24" 8.000" 27.000"
PVC Blastgate
Blastgate
(Belled)
Dimensions
Part No. Size A B C
1034-BG-02 2" 6.000" 3.750" 1.000"
1034-BG-03 3" 7.000" 4.880" 3.250"
1034-BG-04 4" 8.000" 5.560" 3.250"
1034-BG-05 5" 11.000" 8.880" 5.000"
1034-BG-06 6" 11.000" 8.880" 5.000"
1034-BG-07 7" 11.000" 8.880" 5.000"
1034-BG-08 8" 14.000" 10.250" 4.000"
1034-BG-09 9" 14.000" 10.250" 4.000"
1034-BG-10 10" 17.000" 12.380" 4.500"
1034-BG-11 11" 20.000" 12.380" 4.500"
1034-BG-12 12" 20.000" 13.880" 4.500"
1034-BG-14 14" 21.750" 15.500" 4.500"
1034-BG-16 16" 23.000" 17.500" 4.250"
1034-BG-18 18" 28.000" 19.500" 4.250"
1034-BG-20 20" 30.750" 21.500" 5.750"
1034-BG-24 24" 34.000" 25.500" 5.750"
Gate is 3/16" thick material
PVC Reducing Wye
Reducing 45° Wye
Belled
Dimensions
Part No. Size A B C
1034-Y-040302 4 x 3 x 2" 15.000" 9.125" 10.875"
1034-Y-050403 5 x 4 x 3" 15.250" 9.875" 11.625"
1034-Y-060404 6 x 4 x 4" 15.250" 9.250" 11.250"
1034-Y-070605 6 x 6 x 4" 17.750" 12.000" 13.750"
1034-Y-080604 8 x 6 x 4" 22.000" 14.500" 17.000"
1034-Y-090706 9 x 7 x 6" 22.000" 15.250" 17.750"
1034-Y-100806 10 x 8 x 6" 22.250" 16.375" 18.625"
1034-Y-110908 11 x 9 x 8" 28.250" 18.750" 21.625"
1034-Y-121008 12 x 10 x 08" 24.625" 17.625" 19.250"
1034-Y-141210 14 x 12 x 10" 28.875" 20.750" 22.750"
1034-Y-161412 16 x 14 x 12" 28.750" 21.000" 22.375"
1034-Y-181614 18 x 16 x 14" 34.625" 26.375" 29.125"
1034-Y-201816 20 x 18 x 16" 34.375" 25.125" 26.000"
1034-Y-242018 24 x 20 x 18" 46.000" 32.750" 36.000"
PVC Style A Raincap
Rain Cap (Style "A")
(Belled)
Dimensions
Part No. Size A B
1034-WCA-02 2" 8.000" 4.000"
1034-WCA-03 3" 8.500" 6.000"
1034-WCA-04 4" 9.000" 8.000"
1034-WCA-05 5" 9.500" 10.000"
1034-WCA-06 6" 10.500" 12.000"
1034-WCA-07 7" 11.000" 14.000"
1034-WCA-08 8" 12.250" 16.000"
1034-WCA-09 9" 13.000" 18.000"
1034-WCA-10 10" 13.500" 20.000"
1034-WCA-11 11" 14.000" 22.000"
1034-WCA-12 12" 15.250" 23.000"
1034-WCA-14 14" 16.000" 28.000"
1034-WCA-16 16" 16.750" 32.000"
1034-WCA-18 18" 17.500" 36.000"
1034-WCA-20 20" 18.500" 40.000"
1034-WCA-24 24" 19.000" 44.000"
PVC Socket Flange
Flange
(Socket/Belled)
Dimensions
Part No. Size A B C Bolt Circle # of Bolt Holes
1034-SF-02 2" 6.000" 2.500" 1.500" 5.000" 4
1034-SF-03 3" 7.500" 2.500" 1.750" 6.000" 4
1034-SF-04 4" 8.000" 3.000" 1.750" 6.500" 6
1034-SF-05 5" 9.000" 3.500" 2.000" 7.500" 8
1034-SF-06 6" 10.000" 4.000" 2.000" 8.500" 8
1034-SF-07 7" 11.000" 4.000" 2.250" 9.500" 8
1034-SF-08 8" 12.000" 4.000" 2.250" 10.500" 10
1034-SF-09 9" 13.000" 4.000" 2.250" 11.500" 10
1034-SF-10 10" 14.000" 4.000" 2.500" 12.500" 12
1034-SF-11 11" 15.000" 4.000" 2.500" 13.500" 12
1034-SF-12 12" 16.000" 4.000" 2.500" 14.500" 14
1034-SF-14 14" 18.000" 4.000" 2.500" 16.500" 16
1034-SF-16 16" 20.000" 4.000" 2.500" 18.500" 18
1034-SF-18 18" 22.000" 4.000" 2.500" 20.500" 20
1034-SF-20 20" 24.000 4.000 3.000 22.500 22
1034-SF-24 24" 28.000" 4.000" 3.000" 26.500" 24
Undrilled flanges also available.
Flanges with 150# drilling available on a custom basis.
All flanges are 3/16" thick material.
All bolt holes are 5/16" diameter.
PVC Raincap Style B
Rain Cap (Style "B")
Zero Pressure Loss Feature
(Belled)
Dimensions
Part No. Size A B C
1034-WCB-02 2" 6.000" 8.000" 3.500"
1034-WCB-03 3" 6.000" 12.000" 4.500"
1034-WCB-04 4" 6.000" 16.000" 6.625"
1034-WCB-05 5" 8.000" 18.000" 7.375"
1034-WCB-06 6" 8.000" 24.000" 8.625"
1034-WCB-07 7" 8.000" 28.000" 9.375"
1034-WCB-08 8" 8.000" 32.000" 10.750"
1034-WCB-09 9" 8.000" 36.000" 11.375"
1034-WCB-10 10" 8.000" 40.000" 12.750"
1034-WCB-11 11" 8.000" 44.000" 12.750"
1034-WCB-12 12" 8.000" 48.000" 14.000"
1034-WCB-14 14" 8.000" 56.000" 16.000"
1034-WCB-16 16" 8.000" 64.000" 18.000"
1034-WCB-18 18" 10.000" 72.000" 20.000"
1034-WCB-20 20" 10.000" 80.000" 22.000"
1034-WCB-24 24" 12.000" 96.000" 26.000"
PVC Blind Flange
Blind Flange
Dimensions
Part No. Size A B # of Bolt Holes
1034-BF-02 2" 6.000" 5.000" 4
1034-BF-03 3" 7.500" 6.000" 4
1034-BF-04 4" 8.000" 6.500" 6
1034-BF-05 5" 9.000" 7.500" 8
1034-BF-06 6" 10.000" 8.500" 8
1034-BF-07 7" 11.000" 9.500" 8
1034-BF-08 8" 12.000" 10.500" 10"
1034-BF-09 9" 13.000" 11.500" 10
1034-BF-10 10" 14.000" 12.500" 12
1034-BF-11 11" 15.000" 13.500" 12
1034-BF-12 12" 16.000" 14.500" 14
1034-BF-14 14" 18.000" 16.500" 16
1034-BF-16 16" 20.000" 18.500" 18
1034-BF-18 18" 22.000" 20.500" 20
1034-BF-20 20" 24.000" 22.500" 22
1034-BF-24 24" 28.000" 26.500" 24
All flanges are 3/16" thick material.
All bolt holes are 5/16" diameter.
Bell Socket
Bell (Socket)
Dimensions
Size Socket Depth
2" 1.500"
3" 1.750"
4" 1.750"
5" 2.000"
6" 2.000"
7" 2.250"
8" 2.250"
9" 2.250"
10" 2.500"
11" 2.500"
12" 2.500"
14" 2.500"
16" 2.500"
18" 2.500"
20" 3.000"
24" 3.000"
PVC Hose Adapter
Flex Hose Adapter
Hose Spigot x Duct Spigot
Dimensions
Part No. Size Spigot A
  O.D.
(Hose)
P.E.
(Duct)
 
1033-FHA-02 2" 2.375" 5.500"
1033-FHA-03 3" 3.500" 6.000"
1033-FHA-04 4" 4.500" 7.000"
1033-FHA-05 5" 5.563" 7.000"
1033-FHA-06 6" 6.625" 7.500"
1033-FHA-08 8" 8.625" 9.000"
1033-FHA-10 10" 10.750" 9.000"
1033-FHA-12 12" 12.750" 9.000"
1033-FHA-14 14" 14.000" 8.000"
1033-FHA-16 16" 16.000" 8.000"
1033-FHA-18 18" 18.000" 8.000"
Flexible Duct Coupling
Dimensions
Part No. Size A
1034-FC-02 2" 6"
1034-FC-03 3" 6"
1034-FC-04 4" 6"
1034-FC-06 6" 6"
1034-FC-08 8" 6"
1034-FC-10 10" 6"
1034-FC-12 12" 6"
1034-FC-14 14" 6"
1034-FC-16 16" 6"
1034-FC-18 18" 6"
PVC Hose Adapter
Flex Hose Adapter
Hose Spigot x Duct Bell
Dimensions
Part No. Size Bell A
  O.D.
(Hose)
(Socket)
(Duct)
 
1034-FHA-02 2" 2.375" 5.500"
1034-FHA-03 3" 3.500" 6.000"
1034-FHA-04 4" 4.500" 7.000"
1034-FHA-05 5" 5.563" 7.000"
1034-FHA-06 6" 6.625" 7.500"
1034-FHA-08 8" 8.625" 9.000"
1034-FHA-10 10" 10.750" 9.000"
1034-FHA-12 12" 12.750" 9.000"
1034-FHA-14 14" 14.000" 8.000"
1034-FHA-16 16" 16.000" 8.000"
1034-FHA-18 18" 18.000" 8.000"
PVC Wye
45° Wye
Belled
Dimensions
Part No. Size A B C
1034-Y-0604 6 x 6 x 4" 15.875" 10.750" 11.750"
1034-Y-06 6 x 6 x 6" 18.875" 13.250" 13.250"
1034-Y-07 7 x 7 x 7" 20.375" 14.375" 14.375"
1034-Y-0804 8 x 8 x 4" 16.375" 12.250" 13.062"
1034-Y-0806 8 x 8 x 6" 19.375" 13.312" 14.500"
1034-Y-08 8 x 8 x 8" 22.187" 15.875" 15.875"
1034-Y-09 9 x 9 x 9" 23.375" 16.875" 16.875"
1034-Y-1006 10 x 10 x 6" 20.375" 15.312" 16.250"
1034-Y-1008 10 x 10 x 8" 23.187" 16.312" 17.750"
1034-Y-10 10 x 10 x 10" 26.250" 19.312" 19.312"
1034-Y-11 11 x 11 x 11" 27.250" 20.000" 20.000"
1034-Y-1208 12 x 12 x 08" 23.312" 17.750" 18.750"
1034-Y-1210 12 x 12 x 10" 26.375" 18.750" 20.250"
1034-Y-12 12 x 12 x 12" 29.250" 21.687" 21.687"
1034-Y-1410 14 x 14 x 10" 26.250" 19.625" 20.875"
1034-Y-1412 14 x 14 x 12" 29.000" 20.750" 22.250"
1034-Y-14 14 x 14 x 14" 30.750" 23.125" 23.125"
1034-Y-1612 16 x 16 x 12" 29.000" 22.125" 23.375"
1034-Y-1614 16 x 16 x 14" 30.750" 22.750" 24.250"
1034-Y-16 16 x 16 x 16" 33.625" 25.625" 25.625"
1034-Y-1814 18 x 18 x 14" 31.250" 24.250" 25.375"
1034-Y-1816 18 x 18 x 16" 34.125" 25.375" 26.875"
1034-Y-18 18 x 18 x 18" 37.000" 28.250" 28.250"
1034-Y-20 20 x 20 x 20" 40.750" 31.125" 31.125"
1034-Y-2418 24 x 24 x 18" 38.000" 30.750" 31.750"
1034-Y-24 24 x 24 x 24" 46.500" 36.000" 36.000"
Tee
Belled
Dimensions
Part No. Size A B
1034-T-0604 6 x 6 x 4" 7.312" 6.500"
1034-T-06 6 x 6 x 6" 7.562" 7.562"
1034-T-07 7 x 7 x 7" 8.187" 8.187"
1034-T-0804 8 x 8 x 4" 8.312" 6.750"
1034-T-0806 8 x 8 x 6" 8.562" 7.812"
1034-T-08 8 x 8 x 8" 8.812" 8.812"
1034-T-09 9 x 9 x 9" 9.187" 9.187"
1034-T-1006 10 x 10 x 6" 9.625" 8.062"
1034-T-1008 10 x 10 x 8" 9.875" 9.062"
1034-T-10 10 x 10 x 10" 10.125" 10.125"
1034-T-11 11 x 11 x 11" 10.437" 10.437"
1034-T-1208 12 x 12 x 08" 10.875" 9.062"
1034-T-1210 12 x 12 x 10" 11.125" 10.125"
1034-T-12 12 x 12 x 12" 11.125" 11.125"
1034-T-1410 14 x 14 x 10" 11.750" 10.125"
1034-T-1412 14 x 14 x 12" 11.750" 11.125"
1034-T-14 14 x 14 x 14" 11.750" 11.750"
1034-T-1612 16 x 16 x 12" 12.750" 11.125"
1034-T-1614 16 x 16 x 14" 12.750" 11.750"
1034-T-16 16 x 16 x 16" 12.750" 12.750"
1034-T-1814 18 x 18 x 14" 13.750" 12.000"
1034-T-1816 18 x 18 x 16" 13.750" 13.000"
1034-T-18 18 x 18 x 18" 14.000" 14.000"
1034-T-20 20 x 20 x 20" 15.500" 15.500"
1034-T-2418 24 x 24 x 18" 17.000" 14.500"
1034-T-24 24 x 24 x 24" 17.500" 17.500"
PVC Reducer Coupling
Reducer Coupling
(One Step) Bell x Bell
Dimensions
Part No. Size A B C
1034-RC-0403 4 x 3" 1.750" 1.750" 7.000"
1034-RC-0604 6 x 4" 2.000" 1.750" 7.000"
1034-RC-0806 8 x 6" 2.250" 2.000" 8.000"
1034-RC-1008 10 x 8" 2.500" 2.000" 8.000"
1034-RC-1210 12 x 10" 2.500" 2.500" 8.000"
1034-RC-1412 14 x 12" 2.500" 2.500" 7.250"
1034-RC-1614 16 x 14" 2.500" 2.500" 9.000"
1034-RC-1816 18 x 16" 2.500" 2.500" 8.250"
1034-RC-2018 20 x 18" 3.000" 2.500" 8.750"
1034-RC-2420 24 x 20" 4.000" 3.000" 13.000"
(Two Step) Bell x Bell
1034-RC-0804 8 x 4" 2.250" 1.750" 12.500"
1034-RC-1006 10 x 6" 2.500" 2.000" 12.750"
1034-RC-1208 12 x 8" 2.500" 2.250" 13.250"
1034-RC-1410 14 x 10" 2.500" 2.500" 12.500"
1034-RC-1612 16 x 12" 2.500" 2.500" 13.500"
1034-RC-1814 18 x 14" 2.500" 2.500" 14.500"
1034-RC-2016 20 x 16" 3.000" 2.500" 13.750"
1034-RC-2418 24 x 18" 4.000" 2.500" 18.000"
Rolled reducers also available
PVC Duct Pipe
PVC Superduct®
(Duct/Pipe)
Dimensions
Part No. Size (O.D.) (I.D.) Wall Wt./Ft. Std. Length
  Extruded          
1033-PP-02 2" 2.375" 2.047" 0.154" 0.720 10 ft. or 20 ft.
1033-PP-03 3" 3.500" 3.042" 0.216" 1.488 10 ft. or 20 ft.
1033-PP-04 4" 4.500" 3.998" 0.237" 2.118 10 ft. or 20 ft.
1033-PP-05 5" 5.563" 5.016" 0.258" 2.874 10 ft. or 20 ft.
1033-PP-06 6" 6.625" 6.250" 0.187" 2.340 10 ft. or 20 ft.
1033-PP-07 7" 7.375" 7.000" 0.187" 2.534 10 ft. or 20 ft.
1033-PP-08 8" 8.625" 8.250" 0.187" 3.060 10 ft. or 20 ft.
1033-PP-09 9" 9.375" 9.000" 0.187" 3.239 10 ft. or 20 ft.
1033-PP-10 10" 10.750" 10.380" 0.187" 3.830 10 ft. or 20 ft.
1033-PP-11 11" 11.375" 11.000" 0.187" 3.944 10 ft. or 20 ft.
1033-PP-12 12" 12.750" 12.380" 0.187" 4.560 10 ft. or 20 ft.
1033-PP-14 14" 14.000" 13.630" 0.187" 5.010 10 ft. or 20 ft.
1033-PP-16 16" 16.000" 15.630" 0.187" 5.740 10 ft. or 20 ft.
1033-PP-18 18" 18.000" 17.630" 0.187" 6.460 10 ft. or 20 ft.
1033-PP-20 20" 20.000" 19.500" 0.219" 9.580 10 ft. or 20 ft.
1033-PP-24 24" 24.000" 23.500" 0.250" 11.520 10 ft. or 20 ft.
  Rolled          
1033-PP-22 22" 22.000" 21.626" 0.187" 8.550 4 ft. w/Coupling
1033-PP-26 26" 26.000" 25.626" 0.187" 10.070 4 ft. w/Coupling
1033-PP-28 28" 28.000" 27.626" 0.187" 10.850 4 ft. w/Coupling
1033-PP-30 30" 30.000" 29.626" 0.187" 11.640 4 ft. w/Coupling
Duct diameters thru 60" all available. Contact factory for details.
PVC Butterfly Damper
Butterfly Damper
(Belled)
Dimensions
Part No. Size A B C D
1034-BD-02 2" 2.375" 6.750" 1.500" .187"
1034-BD-03 3" 3.500" 7.750" 1.750" .187"
1034-BD-04 4" 4.500" 8.500" 1.750" .187"
1034-BD-05 5" 5.563" 8.500" 2.000" .187"
1034-BD-06 6" 6.625" 9.500" 2.000" .187"
1034-BD-07 7" 7.375" 9.500" 2.250" .187"
1034-BD-08 8" 8.625" 10.500" 2.250" .187"
1034-BD-09 9" 9.375" 10.500" 2.250" .187"
1034-BD-10 10" 10.750" 11.750" 2.500" .187"
1034-BD-11 11" 11.375" 11.750" 2.500" .187"
1034-BD-12 12" 12.750" 12.750" 2.500" .187"
1034-BD-14 14" 14.000" 13.750" 2.500" .187"
1034-BD-16 16" 16.000" 15.750" 2.500" .187"
1034-BD-18 18" 18.000" 17.750" 2.500" .250"
1034-BD-20 20" 20.000" 19.750" 3.000" .250"
1034-BD-24 24" 24.000" 23.750" 3.000" .250"
Features and Benefits

Materials of Construction:

Body, damper plate, shaft: PVC, CPVC, PP, HDPE
Locking hardware: stainless steel
All plastic internal parts
Sizes offered:
2" thru 24" including 3", 5", 7", 9", & 11"
Available with belled socket, flanged or spigot ends
Optional electric motor actuated
Furnished with locking quadrant allowing for permanent position set
Allows for less than 5% air-flow restiction
Offers an approximate 95% seal
Optional positive seal shaft & damper plate
90° damper plate operation
Can be installed either vertically or horizontally