Gravity Air Vents
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GAV-1A Aluminum, GAV-1C Copper, GAV-1SS Stainless Steel Gravity Air Vent
GAV-2A (Aluminum), GAV-2C (Copper), GAV-2SS (Stainless Steel) Gravity Air Vent (Large Condensation Free Type)
GAV-3A (Aluminum), GAV-3C (Copper), GAV-3SS (Stainless Steel) Gravity Air Vent
GAV-4A (Aluminum), GAV-4C (Copper), GAV-4SS (Stainless Steel) Gravity Air Vent
T-8 Bitumen Protection Cup Aluminum
T-8 Bitumen Protection Cup Aluminum
GAV-1A Aluminum, GAV-1C Copper, GAV-1SS Stainless Steel Gravity Air Vent
GAV-1 Aluminum, Copper or          Stainless Steel Gravity Air Vent with insect screen. Available from 3" to 10" with T-8 optional bitumen protection
GAV-2A (Aluminum), GAV-2C (Copper), GAV-2SS (Stainless Steel) Gravity Air Vent (Large Condensation Free Type)
GAV-2A Large condensation free type with insect screen. Aluminum, Copper
or Stainless Steel. Uninsulated. Sizes from       12" dia. to 20" dia
GAV-3A (Aluminum), GAV-3C (Copper), GAV-3SS (Stainless Steel) Gravity Air Vent
GAV-3A Gravity Air Vent condensation free type with insect screen. Aluminum, copper or stainless steel / un-insulated.
Sizes available from 3" to 10".   For a slopped roof.
GAV-4A (Aluminum), GAV-4C (Copper), GAV-4SS (Stainless Steel) Gravity Air Vent
GAV 4A Gravity air vent with insect screen.
Aluminum, Copper or Stainless Steel/uninsulated. Sizes from    12" to 20".
For a slopped roof.