This pipe extension is used to add length to a straight length of DirectVent Pro. Adds 3" to 7" of length. Direct vent lengths feature a fully unitized, twist-lock construction. Use of sealant is optional, unless specified by the appliance manufacturer. Does not fit DirectVent GS pipe. DuraVent Part Number: 46DVA-16AB

4"idx6"od Black Direct-vent Pro 16" Pipe Extension

This item cannot ship to APO/FPO addresses. .

M&G DuraVent provides no warranty for the following professional products if such products are not installed by a trained professional installer: DuraTech®, DuraPlus HTC®, DuraChimney® II, PelletVent Pro®, DirectVent Pro®, FasNSeal®, FasNSeal® W2, FasNSeal® Flex, and PolyPro®, and M&G DuraVent's relining products including DuraLiner®, DuraFlex® (SW, Pro, 316, 304), and Ventinox®.
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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