Double-Wall Increasers

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Double-Wall Increasers

7-inch Diameter

Double-Wall Increasers

  • For gas-fueled appliance venting
  • UL Listed 441 (470°)
  • Double-wall; air insulated
  • Alumiunum inner; galvanized steel outer
  • Snap-Lock™ Design
  • Made in the U.S.A.

Part #DescriptionCtn QtyLbs/CtnList Price/EachList Price/Ctn
7x8DW Increaser, 7" to 8"43----
7x10DW Increaser, 7" to 10"11----
7x12DW Increaser, 7" to 12"1 ----
7x14DW Increaser, 7" to 14"1 ----
7x16DW Increaser, 7" to 16"1 ----
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