Fiberglass Exhaust Couplings

Mfr: Centek Industries, Inc.
$36.39 to $107.15
$36.39 to $107.15
Made of the same fiberglass and fire retardant resins used to produce Vernatube, Centek's UL listed tubing line. The fittings are lightweight, strong, non-corroding, and durable. Fittings are easy to install and fitting diameters are compatible with approved marine rubber exhaust hose.
Item #
A1 (Inlet)
A2 (Outlet)
C (Length)
Fiberglass 5" x 6" Exhaust Coupling
Item #:533472-5"x6"
A1 (Inlet): 5"
A2 (Outlet): 6"
C (Length): 14"
Fiberglass 4" x 5" Exhaust Coupling
Item #:533472-4"x5"
A1 (Inlet): 4"
A2 (Outlet): 5"
C (Length): 12"
Fiberglass 3" x 4" Exhaust Coupling
Item #:533472-3"x4"
A1 (Inlet): 3"
A2 (Outlet): 4"
C (Length): 10"
Fiberglass 3" x 3-1/2" Exhaust Coupling
Item #:533472-3"x3-1/2"
A1 (Inlet): 3"
A2 (Outlet): 3-1/2"
C (Length): 9-1/2"
Fiberglass 3-1/2" x 4" Exhaust Coupling
Item #:533472-3-1/2"x4"
A1 (Inlet): 3-1/2"
A2 (Outlet): 4"
C (Length): 10-1/2"
Fiberglass 2" x 3" Exhaust Coupling
Item #:533472-2"x3"
A1 (Inlet): 2"
A2 (Outlet): 3"
C (Length): 8"
Fiberglass 1-1/2" x 2" Exhaust Coupling
Item #:533472-1-1/2"x2"
A1 (Inlet): 1-1/2"
A2 (Outlet): 2"
C (Length): 6-1/4"

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Centek Industries, Inc. warrants its standard products Vernatone, Vernalift, MiniMax, Verna-Ski, Vernatube, Gen Sep, Combo Sep, Marlin Products, and its custom designed fiberglass products for a period of five years from the date of original sale.


  • All returns must be recevied within 30 days of receipt of the order.
  • Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
  • Please contact Go2marine LFS Marine and Outdoor for Manufacture Defects, Returns and help with Warranties.