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With continuous BSP thread, the outer flange is conical to countersink, colour black or white.
Shipping complete with sealing washer made from Polyamide.
Available also with hose connector or mushroom-shaped flange.

TRUDESIGN is the world leader in fittings made from composite materials. From its founding in 1974 the fittings are manufactured in New Zealand. Every TRUDESIGN part is made from high tensile composite GRP, a glass fibre reinforced Polyamide. The advantages are a high rigidity, temperature-resistance -40° to 80° C, resistant to oil and chemicals, of low weight, absolutely corrosion-resistant, electrically non-conductive and therefore especially suited for ship building materials which are galvanically sensitive like aluminium and steel.
Every TRUDESIGN fitting has a tapered Whitworth pipe thread BSP (British Standard Pipe Thread) according to ISO 228-1, it is therefore fully convertible with fittings from brass, bronze or stainless steel. The shuttle valves and through hulls are approved and IMCI certificated after ISO 9093-2 (sea cocks and through hulls for pleasure vessels).

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Installation wrench for TRUDESIGN through hull
Practical installation wrench for all sizes of TRUDESIGN through hulls. TRUDESIGN is the world leader in fittings made from composite materials. From its founding in 1974 the fittings are manufactured in New Zealand. Every TRUDESIGN part is made from high tensile composite GRP, a glass fibre reinforced Polyamide. The advantages are a high rigidity, temperature-resistance -40° to 80° C, resistant to oil and chemicals, of low weight, absolutely corrosion-resistant, electrically non-conductive and therefore especially suited for ship building materials which are galvanically sensitive like aluminium and steel. Every TRUDESIGN fitting has a tapered Whitworth pipe thread BSP (British Standard Pipe Thread) according to ISO 228-1, it is therefore fully convertible with fittings from brass, bronze or stainless steel. The shuttle valves and through hulls are approved and IMCI certificated after ISO 9093-2 (sea cocks and through hulls for pleasure vessels).

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Strainer TRUDESIGN
Strainers compatible with through hulls made by TRUDESIGN. Colour: white.TRUDESIGN is the world leader in fittings made from composite materials. From its founding in 1974 the fittings are manufactured in New Zealand. Every TRUDESIGN part is made from high tensile composite GRP, a glass fibre reinforced Polyamide. The advantages are a high rigidity, temperature-resistance -40° to 80° C, resistant to oil and chemicals, of low weight, absolutely corrosion-resistant, electrically non-conductive and therefore especially suited for ship building materials which are galvanically sensitive like aluminium and steel. Every TRUDESIGN fitting has a tapered Whitworth pipe thread BSP (British Standard Pipe Thread) according to ISO 228-1, it is therefore fully convertible with fittings from brass, bronze or stainless steel. The shuttle valves and through hulls are approved and IMCI certificated after ISO 9093-2 (sea cocks and through hulls for pleasure vessels).

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Skin Fitting Install Tool TRUDESIGN
The smart tool for mounting through hulls single handed.Awarded with the DAME AWARD in 2016.With this tools it is no longer necessary to hold onto the through hull from the outside. TRUDESIGN is the world leader in fittings made from composite materials. From its founding in 1974 the fittings are manufactured in New Zealand. Every TRUDESIGN part is made from high tensile composite GRP, a glass fibre reinforced Polyamide. The advantages are a high rigidity, temperature-resistance -40° to 80° C, resistant to oil and chemicals, of low weight, absolutely corrosion-resistant, electrically non-conductive and therefore especially suited for ship building materials which are galvanically sensitive like aluminium and steel.Every TRUDESIGN fitting has a tapered Whitworth pipe thread BSP (British Standard Pipe Thread) according to ISO 228-1, it is therefore fully convertible with fittings from brass, bronze or stainless steel. The shuttle valves and through hulls are approved and IMCI certificated after ISO 9093-2 (sea cocks and through hulls for pleasure vessels).

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The smart tool for mounting through hulls single handed.Awarded with the DAME AWARD in 2016.With this tools it is no longer necessary to hold onto the through hull from the outside. TRUDESIGN is the world leader in fittings made from composite materials. From its founding in 1974 the fittings are manufactured in New Zealand. Every TRUDESIGN part is made from high tensile composite GRP, a glass fibre reinforced Polyamide. The advantages are a high rigidity, temperature-resistance -40° to 80° C, resistant to oil and chemicals, of low weight, absolutely corrosion-resistant, electrically non-conductive and therefore especially suited for ship building materials which are galvanically sensitive like aluminium and steel.Every TRUDESIGN fitting has a tapered Whitworth pipe thread BSP (British Standard Pipe Thread) according to ISO 228-1, it is therefore fully convertible with fittings from brass, bronze or stainless steel. The shuttle valves and through hulls are approved and IMCI certificated after ISO 9093-2 (sea cocks and through hulls for pleasure vessels).

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