Double Wall Type B Gas Vent
Inner liner made of Aluminum Alloy
Outer jacket made of Galvalume Steel
Insulating air space
¼” on diameters 3” through 8”
1” on diameters 10” through 30”
3 - 12 inch
10 - 30 inch
Maximum 470°F continuous flue gas temperature
Negative vent pressures only
Install at ¼” per foot slope back towards appliance
Insulating air space
Align the seams and twist left to lock
Insert the male coupler into the female coupler and use sheet metal screws through holes in the female coupler
ECCO Type B Gas Vent and accessories are for venting listed Natural Gas or Propane Category I. or appliances equipped with a draft hood.
ECCO Type B Gas Vent may be used on other gasburning appliances, provided the appliance is certified for use with Type B Gas Vent, the installation conforms to the appliance installation instructions, and the installation is acceptable to the requirements of the local authority having jurisdiction.
| UL Listings (and ULC) |
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UL-441 Standard, Gas Vents
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