4" X 6-5/8" Selkirk Direct-Temp Appliance Adaptor - 4" High (For Gas Only). 4" x 7" Direct Vent Universal Adapter from Direct-Temp The appliance adapter can be used to ensure a secure connection to twist-lock type appliance outlet collars but is not required in every application. Direct-Temp will slide directly onto most direct vent appliance outlets. 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: Siliconozed fiberglass seal LockTab security Pipe rotates easily to align system components No sealant required High efficiency performance For all direct vent appliances with 4" x 7" outlet including NapoleonConnection Specifications: Joint/Connection Overlap: 1-5/8" Joint/Connection Type: Twist-Lock standard on all diametersMaterial Specifications: Outer Wall: Heavy duty galvanized steel Inner Wall: 304 Stainless Steel
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Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause c