Marine plumbing fittings are essential components for maintaining reliable water flow and connections on boats. These fittings, including pipe to hose adapters, hose barbs, and thru-hull fittings, ensure secure and leak-resistant plumbing systems for onboard freshwater, fuel, and drainage applications. Marine plumbing fittings also include various pipe fitting and drain components that contribute to a well-functioning onboard system. High quality hardware, such as threaded connectors and barbed fittings, ensures secure and efficient water flow for drainage and supply lines. Regular replacement of worn or corroded fittings is essential to maintain the integrity of the plumbing system, preventing leaks and ensuring long-term reliability in marine environments.
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1-2 weeks delivery time The TruDesign 90° Long Thread Hose Tail fittings are marine-grade composite elbow connectors designed for secure hose-to-threaded fitting connections in marine plumbing systems. Manufactured from glass-reinforced nylon composite, these BSP/NPS threaded 90° hose tails provide high strength, corrosion resistance, and compatibility with fuel, water, and sanitation systems. Available in sizes from 1/2" x 13 mm up to 2" x 50 mm.
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$ 6.40
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1-2 weeks delivery time The TruDesign 120° Long Thread Hose Tail fittings are marine-grade composite angled hose connectors designed for secure hose-to-threaded fitting connections in marine plumbing systems. Manufactured from glass-reinforced nylon composite, these BSP/NPS threaded 120° hose tails provide high strength, corrosion resistance, and crush-resistant performance for demanding marine environments. Available in sizes from 1" x 25 mm up to 2" x 50 mm.
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$ 11.88
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1-2 weeks delivery time The TruDesign 90° Female Thread Hose Tail fittings are marine-grade composite elbow connectors designed for secure hose-to-male-threaded fitting connections in marine plumbing systems. Manufactured from glass-reinforced nylon composite, these BSP/NPS threaded 90° hose tails provide high strength, corrosion resistance, and crush-resistant performance for demanding marine environments. Available in sizes from 1/2" x 16 mm up to 2" x 50 mm.
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$ 9.01
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1-2 weeks delivery time The TruDesign 90° Female x Male Thread Connectors are marine-grade composite elbow fittings designed for tight-corner plumbing installations on boats and yachts. Manufactured from glass-reinforced nylon composite, these BSP/NPS threaded connectors provide high strength, corrosion resistance, and dimensional stability while eliminating electrical bonding issues associated with metallic fittings. Available in sizes from 3/4" up to 3".
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$ 14.56
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1-2 weeks delivery time The TruDesign Inline Hose Connectors are marine-grade straight hose joiners designed for secure in-line connection of equal-size hoses in marine plumbing systems. Manufactured from durable glass-reinforced nylon composite, these black connectors provide corrosion-free performance and feature extended hose tails suitable for twin hose clamp installation. Available in sizes from 13 mm up to 50 mm.
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$ 3.66
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1-2 weeks delivery time The TruDesign Hose Reducers are marine-grade composite hose joiners designed for connecting two different hose sizes in onboard plumbing systems. Manufactured in New Zealand from glass-reinforced nylon composite, these white reducers provide corrosion-free performance, high mechanical strength, and secure hose retention with long hose tails suitable for twin hose clamp installation.
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$ 3.66
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1-2 weeks delivery time The TruDesign 90° Hose Connectors are marine-grade elbow hose joiners designed to route hoses around tight 90° corners while reducing hose stress and preventing kinks. Manufactured from durable composite material, these black hose connectors feature extended hose tails suitable for twin hose clamp installation and are available in 19 mm, 25 mm, 38 mm, and 50 mm sizes.
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$ 7.73
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1-2 weeks delivery time The TruDesign 90° Hose Connectors are marine-grade elbow hose joiners designed to route hoses around tight 90° corners while reducing hose stress and preventing kinks. Manufactured from durable composite material, these white hose connectors feature extended hose tails suitable for twin hose clamp installation and are available in 19 mm, 25 mm, 38 mm, and 50 mm sizes.
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$ 7.73
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1-2 weeks delivery time The TruDesign Y-Piece Hose Connectors are marine-grade composite fittings designed for combining the flow from two hoses while maintaining smooth fluid transfer and reducing blockage buildup. Manufactured in New Zealand from glass-reinforced nylon composite, these white Y-connectors provide corrosion-free performance and feature long hose tails suitable for twin hose clamp installation. Available in equal and unequal hose configurations from 19 mm to 38 mm.
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$ 14.37
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1-2 weeks delivery time The TruDesign Thru-Bulkhead Threaded Tubes are marine-grade composite pass-through fittings designed for routing plumbing or wiring through bulkheads and partitions on boats and yachts. Manufactured from glass-reinforced nylon composite, these black threaded tubes provide corrosion-free performance and are supplied with sealing ring and retaining nut for secure installation. Available in 1" and 1 1/2" sizes with 140 mm length.
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$ 21.42
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1-2 weeks delivery time The TruDesign Bulkhead Bushing 2" is a marine-grade composite fitting designed for secure pass-through installations in bulkheads and partitions. Manufactured from durable corrosion-resistant composite material, this white bulkhead bushing provides reliable support and protection for plumbing installations in marine environments.
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$ 16.81
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1-2 weeks delivery time The TruDesign Saddle Clips are lightweight composite mounting clips designed for secure hose and pipe fastening in marine environments. Manufactured from glass-reinforced Nylon 6 (PA6), these black clips support adhesive or screw mounting and provide reliable holding strength without damaging hulls, gel coat, or bulkhead structures.
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$ 1.10
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1-2 weeks delivery time The TruDesign Saddle Base is a lightweight composite mounting base designed for secure hose and pipe fastening in marine environments. Manufactured from glass-reinforced Nylon 6 (PA6), it supports adhesive or screw installation while protecting hull, gel coat, and bulkhead structures from damage.
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$ 1.37
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1-2 weeks delivery time The TruDesign Marine Hose Clamps are durable Nylon 6 hose retaining clamps designed for secure attachment of hoses to marine nozzle fittings. Featuring corrosion-resistant stainless steel fasteners, these clamps help eliminate hose damage caused by traditional metal hose clip systems while providing strong and reliable support in marine environments.
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$ 7.31
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1-2 weeks delivery time The TruDesign Short Marine Hinge is a compact 96 x 35 x 13 mm hinge designed for marine hatches, locker covers, and access panels. Manufactured from glass-reinforced nylon composite with a stainless steel hinge pin, it delivers high strength, corrosion resistance, and long-term durability in demanding marine environments.
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$ 11.99
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1-2 weeks delivery time The TruDesign Short Marine Hinge is a compact 96 x 35 x 13 mm hinge designed for marine hatches, locker covers, and access panels. Manufactured from glass-reinforced nylon composite with a stainless steel hinge pin, it provides high strength, corrosion resistance, and reliable operation in demanding marine environments.
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$ 14.53
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1-2 weeks delivery time The TruDesign Long Marine Hinge is a durable 134 x 35 x 13 mm hinge designed for marine hatches, locker covers, and access doors. Manufactured from glass-reinforced nylon composite with a stainless steel hinge pin, it provides high strength, corrosion resistance, and reliable long-term performance in marine environments.
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$ 13.46
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1-2 weeks delivery time The TruDesign Long Marine Hinge is a durable 134 x 35 x 13 mm hinge designed for marine hatches, locker covers, and access doors. Manufactured from glass-reinforced nylon composite with a stainless steel hinge pin, it delivers high strength, corrosion resistance, and reliable long-term performance in demanding marine environments.
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$ 16.49
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1-2 weeks delivery time The TruDesign Integrated Scoop Intake Strainer is a 3" BSP marine intake strainer designed to protect engine and water intake systems from debris, seaweed, and floating objects. Manufactured from corrosion-resistant composite material, it provides reliable filtration and unrestricted water flow for marine applications.
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$ 182.08
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1-2 weeks delivery time The TruDesign Small Powerjet Hose Tail Fittings are composite threaded hose connectors designed for marine plumbing and water transfer systems. Manufactured from glass-reinforced nylon composite, these 1" BSP fittings provide durable, corrosion-resistant hose connections for 19 mm, 25 mm, and 32 mm hose applications.
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$ 2.65
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What are the key differences between marine plumbing fittings and standard household plumbing fittings?
Marine plumbing fittings differ from standard household plumbing fittings in their materials and design, as they must withstand constant exposure to water, salt, and pressure variations. Fittings for boats, such as bronze pipe to hose adapters, 316 stainless steel connectors, and nylon hose fittings, are corrosion-resistant and designed for durability in harsh marine environments. Additionally, components like seacocks, hose clamps, and pipe plugs ensure secure and leak-free connections, preventing failures that could lead to water intrusion or system malfunctions.
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How does a pipe to hose adapter help connect different plumbing components on a boat?
A pipe to hose adapter allows seamless connection between rigid plumbing components and flexible marine hoses, ensuring compatibility across different boat plumbing fittings. Commonly made from stainless steel, brass, nylon, or Marelon, these adapters provide a secure and watertight transition for water intake, drainage, and fuel lines. Available in various sizes and thread types, they help maintain reliable plumbing connections on decks, hulls, and tanks while resisting corrosion in harsh marine environments.
How does a 90 degree elbow fitting help in routing boat plumbing lines?
A 90 degree elbow fitting is essential in boat plumbing as it allows for efficient redirection of water flow in tight spaces, preventing kinks in hoses and reducing strain on connections. Made from durable materials like plastic or NPT brass, it ensures a secure and leak free transition between pipes and hoses. With options like barbed or swivel designs, these fittings simplify installation and maintenance, making them a vital accessory for any marine plumbing system.