Thru-Hull Connectors (Skin Fittings) by Forespar are precision moulded in high-strength Marelon®.
Their great strength, lightweight and complete freedom from corrosion and electrolysis make them the ideal Thru-Hull Connectors for use above or below the waterline.
All Thru-Hull Connectors must be installed with proper bedding compound. Screen variations are available.
The Thru-Hull Connectors are available in 250 Series Full Threaded / Flush head, 251 Series Full Threaded Mushroom Head, 253 Series Hose Tailpipe / Mushroom Head and Series 254 Flush Head Drain.
For more information on Forespar's marine plumbing go to our Catalogues and Tech Sheets.
Marelon® - Marine Grade Plumbing Systems
In the late 1970’s we (Forespar) undertook a search for a material that could replace the traditional bronze plumbing components used in boats.
Know Your Thread Forms
MARINE thru-hulls, tailpipes, valves and seacocks have parallel threads known as “American Standard Straight Mechanical” pipe threads or “NPSM”. These require thread compound or Teflon tape to seal.
Forespar® Plumbing is made of Marelon® a superior marine-grade product.
What is MareLube TEF 45?
The ultimate in corrosion protection. Protects, lubricates, stops corrosion, prevents seizing and galling. Won't wash away in fresh or salt water or detergents.
Seacock Replacement Instructions for Integrated Valves
Do Check your valves regularly. These are critical to the safety of your boat.