This Five Oceans Thru-Hull Fitting Connection for Hose is ideal for scupper, sink drain, and bilge pump overboard discharge. Hose Diameter: 1/2 inches (13mm).
It is made of tough injection molded Polypropylene plastic that will resist sunlight, salt water, oil, gasoline and most common marine chemicals
Nylon plumbing fittings like this cost less than similar fittings made of Marelon or Bronze.
Excellent resistance to UV and weather-aging
Thru-Hull Connections For Use With Hose Are Not Recommended For Use Below The Waterline. FIVE OCEANS, 40 Years Developing High-Quality Marine & Outdoor Products