ROUND GAS VENT PIPE

Type"B" Metalbestos double-wall construction Outer pipe is strong, durable galvanized steel Inner pipe is aluminum-built-in air space- provides for permanent insulation Requires 1" clearance to conbustible surfaces Couplers & fittings overlap 1-1/2" when joined For approved gas burning equipment only NOT FOR USE WITH OIL OR WOODBURNING APPLIANCE SIZE:4"x24"