Sea-Dog Polypropylene Thru-Hull White

These Thru-Hulls are ideal for salt water use because they are impervious to electrolysis and corrosion. For use with hose to allow water to pass in or out of a vessel. Designed for drainage above the water line. Constructed of injection molded polypropylene. Injection molded polypropylene construction Color: White Corrosion resistant Ideal for salt water use