Skin Fittings Domed

Suitable for underwater use, TruDesign range of Certified Skin Fittings designed and made in New Zealand, the Skin Fitting body and nut are moulded from a glass-reinforced nylon composite. High strength, high-modulus glass fibres provide dramatic strength, stiffness, toughness and dimensional stability. These properties allow a significant weight reduction over metallic fittings. TruDesign Skin Fittings eliminate the corrosion and electrical bonding problems associated with metallic fittings.

  • Complies to ISO standard 9093:2021 by the International Marine Certification Institute and Type approved by Bureau VERITAS. Note: excludes ½” size
  • Meets the ABYC H-27 500Lb static load test for sizes 1" through 3". Note: TruDesign ABYC Load Bearing Collar is required for 1" size to comply
Bureau Veritas Marine Division Type Approval
American Boat & Yacht Council
International Marine Certification Institute
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Product Highlights

Certified.
Complies with ISO 9093:2021 and certified by IMCI International Marine Certification Institute.
Compatible.
Works with many hull types - aluminium, steel, wood or GRP hulls.
Chemical Resistant.
Unaffected by diesel, petrol, house-hold chemicals, and antifouling paints.
Large Operating Range.
Suitable for all marine conditions from - 40°C to +110°C.
UV Resistant.
Will not degrade or discolour from the sun’s ultraviolet rays. 
Paintable.
High quality surface finish, will not discolor and can be painted with all types of antifouling.

Models

  Number Size Thread Color View
90418 1 1/2"
38mm
BSP BLACK
90419 1 1/2"
38mm
BSP WHITE
90420 1 1/4"
32mm
BSP BLACK
90421 1 1/4"
32mm
BSP WHITE
90422 1"
25mm
BSP BLACK
90423 1"
25mm
BSP WHITE
90424 1/2"
13mm
BSP BLACK
90425 1/2"
13mm
BSP WHITE
90431 3/4"
19mm
BSP BLACK
90432 3/4"
19mm
BSP WHITE
91160 3"
76mm
BSP BLACK
91225 1/2"
13mm
NPS BLACK
91226 3/4"
19mm
NPS BLACK
91227 1"
25mm
NPS BLACK
91228 1 1/4"
32mm
NPS BLACK
91229 1 1/2"
38mm
NPS BLACK
91230 2"
50mm
NPS BLACK
91231 1/2"
13mm
NPS WHITE
91232 3/4"
19mm
NPS WHITE
91233 1"
25mm
NPS WHITE
91234 1 1/4"
32mm
NPS WHITE
91235 1 1/2"
38mm
NPS WHITE
91236 2"
50mm
NPS WHITE
91343 2"
50mm
BSP BLACK
91344 2"
50mm
BSP WHITE

Documentation

Frequently Asked Questions

  • How do I replace an old Skin Fitting (Thru Hull) with TruDesign?
  • How to use the TruDesign Skin Fitting / Thru Hull Install Tool?
  • Are TruDesign Ball Valves approved / compliant to international standards?
  • What sealant can I use on TruDesign threads ?
  • Are TruDesign Skin Fittings certified ?
  • How do I identify BSP or NPS threads?