Duravent B-Vent 4" Round Adjustable Pipe - Adds 3"-10" of Length
$41.08
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Product Details 4" Round Adjustable Pipe adds 3"-10" of length DuraVent®'s Type B Gas Vent system. Use with NG or liquid propane category I and draft hood equipped appliances, and appliances tested and listed to use Type B Gas Vent. Applications include: NG fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications.
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