T-H Marine Round Louvered Vent For Pontoons Plumbing & Drains

Features

Attractive Vent Cover Designed With Louvers To Eliminate See-Thru Look And Deflect Rain. Fits Into 4″ Hole And Is 5 5/8″ Overall Diameter. Designed With A Flange Molded Into Part So Raw Edges Of Cut Are Hidden And Protected.