Centek Thru Hulls are constructed from compression-molded fiberglass and will not corrode like conventional fitting made from bronze or stainless steel. A weighted rubber flap helps prevent the backflow of water.
- Exhaust thru hull fitting
- For use with 3 in. inside diameter marine exhaust hose
- Includes rubber flapper to prevent backflow of water into the exhaust system
- Black color
- Made of compression molded fiberglass
- Will not corrode like metallic thru hulls
- 4 pre-drilled mounting holes
- 5 1/2 in. length
- 3 in. shank length
- 4.88 in. flange diameter
- Replacement flapper repair kit P/N 1200313