Description
The 4 in. Steel 90 deg. Adjustable Gas Vent Elbow is used when an offset is required to avoid rafters, joists and other construction obstacles. It is a Type B fitting with a strong, durable, galvanized-steel outer pipe and internal spacing bends to assure a uniform insulating air space between pipe walls. Each end is die-formed to assure uniform sizing for strong, easy-to-connect joints. A lock tab feature offers the option of installation without sheet-metal screws. It is UL listed for safety in accordance with NFPA standards.
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