Thru-hull fitting black 3" BSP GRP

Domed Skin Fittings (Thru Hulls), Domed 3” BSP, Black
91160

Designed and made in New Zealand, TruDesign Skin Fittings (Thru Hulls) are precision moulded from glassreinforced Nylon composite.
• Certified to ISO 9093-2 by the International Marine Certification Institute (IMCI, Belgium).
• Comply with ABYC H-27 standards when used in conjunction with the TRUDESIGN™ ABYC collar.
• Certified by Bureau Veritas to ISO 9093-2.
TruDesign Skin Fittings (Thru Hulls) eliminate all corrosion and bonding problems associated with electrolysis giving peace of mind with respect to the safety of your vessel. 
Note; it is recommended for very thin hulls that a backing plate be added to make the “effective hull"