For use with polyethylene holding tanks. After installation of grommet into tank hole, drain pipe goes inside tank grommet and seals with a hose clamp (sold separately).
* Requires a 3-7/8″ tank hole
For use with polyethylene holding tanks. After installation of grommet into tank hole, drain pipe goes inside tank grommet and seals with a hose clamp (sold separately).
* Requires a 3-7/8″ tank hole