| Hose Size Inches | Mounting Hole Dia. Inches | Max. Hull Thickness Inches | O.D. Flange Inches |
|---|
| 3/4 | 1 | 1-7/16 | 1-7/8 |
Plastic plumbing fittings are an economical alternative to more costly bronze or Marelon® fittings.
Plastic plumbing fittings like these Mushroom Head Barbed Thru-Hull Fittings cost less than similar fittings made of Marelon or Bronze, but are for above-the-waterline use only. Possible uses include overboard discharge for sink and scupper drains.
- Mushroom-style thru-hull with barb for hose
- Above-the-waterline use only
