TRU-DESIGN SKIN FITTING LONG 3″ BLACK Extra-long length designed for larger hull-thickness vessels. Manufactured from a glass-reinforced Nylon composite- High strength, tough and light weight. Compatible with all hull types – Can be used on aluminium, steel, wood, composite & GRP hulls. Immune to corrosion & electrolysis – No corrosion breakages, increased safety. Chemical resistant – Unaffected by diesel, petrol, chemicals, and antifouling paints. U.V resistant – Will not degrade or discolour from the sun’s ultraviolet rays. Paintable – Paintable with all types of antifoul including Coppercoat. Fits TruDesign Ball Valves and other parallel BSP threads. Large operating range – Suitable for all marine conditions from -40°C to +110°C. Meets ABYC H-27 Standard when installed in combination with TruDesign Valves and Load Bearing Collars*.