Inch Metalbest 4DT-TL14 Direct-Temp 4 x 6.625 Direct Vent 14 to 22 Telescopic Pipe Length Galvanized Vent Pipe Direct V

Metalbest 4DT-TL14 Direct-Temp 4 x 6.625 Inch Direct Vent 14 to 22 Inch Telescopic Pipe Length 4" x 6-5/8" Direct Vent 14" to 22" Telescopic Pipe Length from Direct-TempPipe lengths provide the core part of the chimney system. Pipes should match the inside diameter of all other pieces and all pieces should be from the same manufacturer. This telescopic length adjusts from 14" to 22" in length.Direct-Temp system features stainless steel inner and heavy duty galvanized steel outer walls. Heavy duty centering brackets keep inner pipe centered and chamfered edges allow for easy slide-together assembly. The free-floating inner liner allows the pipe to expand and contract under high temperature, without creating gaps or stress points. The LockTab(r) is a unique design that allows for 360° rotation while securely locking the sections of pipe together with just a push of the tab.Features:Siliconized fiberglass sealLockTab securityPipe rotates easily to align system componentsNo sealant requiredHigh efficiency performanceConnection Specifications:Joint/Connection Overlap: 1-5/8"Adjustment from 14" to 22" lengthJoint/Connection Type: Twist-Lock standard on all diametersMaterial Specifications:Outer Wall: Heavy duty galvanized steelInner Wall: 304 Stainless Steel Pipe Length Galvanized