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The Duravent 4BVOAOR is a double wall oval-to-round adapter with a four-inch inner diameter. This vent pipe is designed for use in various B vent exhaust applications. It is compatible with natural gas and liquid propane appliances that fall under Category 1. The product features a fixed length of nine and a quarter inches, and it cannot be shortened.
The Duravent 4BVOAOR provides an efficient and reliable solution for venting gas-fueled appliances.
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