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Dampers & Caps
Round End Cap (big end)
Round End Cap (big end)
  • Used to finish the small crimped end of a round pipe run.
  • Plain end, no crimp.
     
Sizes (30ga)
GV0721     3"
GV0722     4"
GV0723     5"
GV0724     6"
 
Sizes (28 ga)
GV2004     3"
GV2005     4"
GV2006     5"
GV2007     6"
GV0725     7"
GV0726     8"
GV0727     9"
GV0728     10"
GV0729     12"
GV0730     14"
Sizes (26 ga)
GV2008     8"
GV2009     9"
GV2010     10"
GV2011     12"
GV2012     14"
Round End Cap (small end)
Round End Cap (small end)
  • Use to finish the big no crimp end of a round
    pipe run.
  • Crimped end.
     
Sizes (30 ga)
GV0732     3"
GV0733     4"
GV0734     5"
GV0735     6"
Sizes (28 ga)
GV0736     7"
GV0737     8"
GV0738     9"
GV0739     10"
GV0740     12"
Round Damper with Key
Round Damper with Key
  • Use to adjust and balance airflow in individual runs of round pipe.
     
Sizes (28 ga)
GV0747     4"
 
Sizes (26 ga)
GV0749     5"
GV0751     6"
Sizes (24 ga)
(Double Stud)
GV1193     7"
GV0743     8"
GV0745     10"
GV1077     12"

 

Volume Damper with Sleeve
Volume Damper with Sleeve
  • The ideal tool for balancing airflow in HVAC systems.
     
Sizes
GV2281     4"
GV2282     5"
GV2283     6"
Butterfly Damper
Butterfly Damper
  • The ideal back-draft damper for solar, fresh air intake, heat exchangers
    and other air duct applications.
     
Sizes
GV2277     3"
GV2278     4"
GV2279     5"
GV2280     6"

 

Draft Door
Draft Door
  • Used as barometric damper to regulate the draft on oil fired heating
    equipment such as furnaces, boilers and water heaters.
     
Sizes (30 ga)
GV1021     6"
GV1022     7"
GV1023     8"
Adjustable Draft Regulator
Adjustable Draft Regulator
  • Used to adjust and regulate air flow in round pipe.
     
Sizes (30 ga)
GV0171     5" - 6" - 7"
GV0172     6" - 7" - 8"
Rain Cap
Rain Cap
  • Used to control backdrafts.
  • Prevents rain entering the chimney.
     
Sizes (30 ga)
GV0586     3"
GV0587     4"
GV0588     5"
GV0589     6"
GV0590     7"
GV0591     8"
Rain Cap with Arrestor
Rain Cap with Arrestor
  • Used to control backdrafts.
  • Prevents rain entering the chimney.
     
Sizes (30 ga)
GV0595     3"
GV0596     4"
GV0597     5"
GV0598     6"
GV0599     7"
GV0600     8"
GV0601     9"
Rain Cap (adjustable)
Rain Cap (adjustable)
  • Used to control backdrafts.
  • Prevents rain entering the chimney.
     
Sizes (28 ga)
GV2083     3" - 4"
Sizes (30 ga)
GV2039     5" - 6" - 7"
GV2040     8" - 9"
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Dampers & Caps
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1.800.561.3100
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