Selkirk-Metalbest Metalbest RV 3" Type B Gas Vent Wall Support / Band Assembly

3" Type B Gas Vent Wall Support / Band Assembly from the RV CollectionThe Wall Support / Band assembly is used along the outside wall to provide for 1" clearance and assure stability. Also useful for suspending offsets. Must be installed just above the tee and every 6' thereafter.The RV series offers round gas vent pipe and fittings for residential, commercial and industrial applications. It features a snap together, non-positional lock system, die formed ends, and eliminates the need for all cutting, fi...