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Transitions & Connectors
Short Reducer
Short Reducer
  • Used to reduce diameter of galvanized round perimeter pipe.
  • Crimped on small end.
     
Sizes (30 ga)
GV0808    4" - 3"
GV0810     5" - 4"
GV0811     6" - 4"
GV0812     6" - 5"
 
Sizes (28 ga)
GV1365     4" - 3"
GV1344     6" - 4"
GV1345     6" - 5"
GV0815     7" - 5"
GV0816     7" - 6"
GV0821     8" - 6"
GV0822     8" - 7"
GV0824     9" - 7"
GV0825     9" - 8"
GV0830     10" - 8"
                  12" - 10"
Sizes (26 ga)
GV1748     5" - 3"
GV1749     6" - 3"
GV1750     7" - 5"
GV0829     10" - 8"
GV0836    14" - 12"
 
Sizes (24 ga)
GV1415     4" - 3"
GV1416     5" - 4"
GV1417     6" - 4"
GV1349     6" - 5"
GV1350     7" - 6"
GV1351     8" - 6"
GV1352     8" - 7"
GV1353     10" - 8"
Short Increaser
Short Increaser
  • Used to increase diameter of galvanized round perimeter pipe.
  • Crimped on big end.
     
Sizes (30 ga)
GV0765     3" - 4"
GV0766     4" - 5"
GV0767     4" - 6"
GV0769     5" - 6"
 
Sizes (28 ga)
GV0770     5" - 7"
GV0771     6" - 7"
GV0772     6" - 8"
GV0774     7" - 8"
Sizes (26 ga)
GV1751     3" - 5"
GV1752     3" - 6"
GV1261     5" - 7"
GV0775     8" - 9"
 
Sizes (24 ga)
GV1418     3" - 4"
GV1419     4" - 5"
GV1420     4" - 6"
GV1358     5" - 6"
GV1359     6" - 7"
GV1360     6" - 8"
GV1361     7" - 8"
Increaser/Reducer - No Crimp
Increaser/Reducer - No Crimp
  • Used to reduce or increase diameter of galvanized round perimeter pipe.
  • No crimp.
     
Sizes (30 ga)
GV0779     4" - 3"
GV0780     5" - 3"
GV0781     5" - 4"
GV1106     6" - 3"
GV0782     6" - 4"
GV0784     6" - 5"
 
Sizes (28 ga)
GV2002     6" - 3"
GV1922     6" - 5"
GV0785     7" - 4"
GV0786     7" - 5"
GV0787     7" - 6"
GV0791     8" - 6"
GV0792     8" - 7"
GV0795     9" - 8"
GV1245     10" - 6"
GV0799     10" - 8"
GV0800     10" - 9"
GV0801     12" - 6"
GV0802     12" - 8"
GV0803     12" - 10"
GV0806     14" - 12"

Sizes (26 ga)
GV1196     4" - 3"
GV1197     5" - 3"
GV1198     5" - 4"
GV1199     6" - 4"
GV1200     6" - 5"
GV1201     7" - 5"
GV1202     7" - 6"
GV1268     8" - 5"
GV0790     8" - 6"
GV1204     8" - 7"
GV1269     9" - 6"
GV2003     9" - 7"
GV1203     9" - 8"
GV0798     10" - 8"

Offset Increaser
GV2025     3" - 5"
GV2026     4" - 6"
Round to Oval End Boot
Round to Oval End Boot
  • Use for transition of round pipe or flexible insulated duct to oval pipe.
  • No crimp.
     
Sizes (30 ga)
GV2100     5" x 5"
GV2101     5" x 6"
GV2102     6" x 6"
GV2103     6" x 7"
GV2104     7" x 7"
Round to Oval Boot 90°
Round to Oval Boot 90°
  • Provides right angle transition from round pipe or flexible insulated duct to oval pipe.
  • No crimp.
     
Sizes (30 ga)
GV2097     5" x 5"
GV2098     6" x 6"
GV2099     7" x 7"
 
Round to Oval Straight Boot
Round to Oval Straight Boot
  • Use for straight transition from round pipe or flexible insulated duct to oval pipe.
  • No crimp.
     
Sizes (30 ga)
GV2107     5" x 5"
GV2109     6" x 6"
GV2110     6" x 7"
GV2111     7" x 7"
 

 

Round to Oval HRV Boot
Round to Oval HRV Boot
  • Used to change direction and to make a transition from round to oval shape.
  • No crimp.
     
Sizes (30 ga)
GV2105     5" x 5"
GV2106     6" x 6"
 
Tee Saddle
Tee Saddle
  • Used to splice into an existing run of round pipe of equal or larger diameter.
  • 90° angle branch.
     
  Sizes (28 ga)
GV1426     3"
GV2314     4"
GV1056     6"
Flat
GV2315     4"
Wye Saddle
Wye Saddle
  • Used to splice into an existing run of round pipe of equal or larger diameter.
  • 45° angle branch.
     
 
Sizes (28 ga)
GV0978     3"
GV0979     4"
GV0980     5"
GV0981     6"
Sizes (24 ga)
GV0982     8"- 8" - 8"
Tee (Straight Tee Joint)
Tee (Straight Tee Joint)
  • Used as 90° branch for venting applications including heating and air conditioning.
  • Use reducers to modify multiple pipe size connections.
     
 
Sizes (30 ga)
GV0912  3"-3"-3"
GV0913  4"-4"-4"
GV0914  4"-6"-4"
GV0915  5"-5"-4"
GV0916  5"-5"-5"
GV0918  6"-6"-4"
GV0919  6"-6"-5"
GV0920  6"-6"-6"
 
Sizes (28 ga)
GV2013  3"-3"-3"
GV2014  4"-4"-4"
GV2015  5"-5"-5"
GV2016  6"-6"-6"
GV0923  7"-7"-7"
GV0924  8"-8"-8"
GV0925  10"-10"-10"
Sizes (26 ga)
GV1822  3"-3"-3"
GV0905 10"-10"-10"
GV1255 12"-12"-12"
 
Sizes (24 ga)
GV0909 12"-12"-12"
Tee (Full Flow)
Tee (Full Flow)
  • Used as 90° branch for venting applications including heating and air conditioning.
  • Use reducers to modify multiple pipe size connections.
     
Sizes (30 ga)
GV0884  4"-4"-4"
GV1594  4"-5"-4"
GV0885  4"-6"-4"
GV0886  5"-5"-4"
GV0888  5"-5"-5"
GV0889  6"-5"-5"
GV0890  6"-6"-4"
GV0891  6"-6"-5"
GV0893  6"-6"-6"
Sizes (28 ga)
GV1932  6"-6"-6"
GV0894  7"-7"-6"
GV0896  7"-7"-7"
GV0897  8"-8"-6"
GV0900  8"-8"-8"
 
Sizes (26 ga)
GV0883  4"-4"-4"
GV0887  5"-5"-5"
GV0892  6"-6"-6"
GV0895  7"-7"-7"
GV0899  8"-8"-8"
Draft Regulator Tee
Draft Regulator Tee
  • Used as a 90° branch for venting applications.
  • Includes barometric damper to regulate the draft on oil fired heating
    equipment such as furnaces, boilers and water heaters.
     
 
Sizes (28 ga)
GV1010     6"
GV1011     7"
Wye (Full Flow)
Wye (Full Flow)
  • Used primarily for heating & air conditioning applications for transition from one round pipe two round pipes.
     
Sizes (30 ga)
GV0983  3"-3"-3"
GV0984  4"-4"-4"
GV0985  4"-5"-4"
GV0986  4"-6"-4"
GV0988  5"-5"-4"
GV0989  5"-5"-5"
GV0994  6"-6"-4"
GV0996  6"-6"-5"
GV0997  6"-6"-6"
Sizes (28 ga)
GV1941  4"-4"-4"
GV1945  4"-5"-4"
GV1938  5"-5"-4"
GV1949  5"-5"-5"
GV1939  5"-6"-4"
GV1467  6"-6"-6"
GV1003  7"-7"-6"
GV1004  7"-7"-7"
GV1006  8"-8"-6"
GV1008  8"-8"-8"
GV1192  10"-10"-10"
 
Sizes (26 ga)
GV2017  4"-6"-4"
GV1937  5"-5"-5"
GV0993  6"-6"-4"
GV0995  6"-6"-5"
GV1059  6"-6"-6"
GV1590  7"-7"-7"
GV1302  8"-8"-8"
 
Wye (Bullhead)
Wye (Bullhead)
  •  Information coming soon...
     
 
Sizes (30 ga)
GV2296     4" - 4" - 4"
GV2299     6" - 6" - 6"
GV2300     8" - 6" - 6"
GV2302     10" - 8" - 8"
Connector Union
Connector Union
  • Use to connect two lengths of insulated flexible duct together.
     
Sizes
GV1587     3"
GV1588     4"
GV1589     5"
GV1071     6"
GV2253     8"
 
 
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