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 Vetus KRA3/4L Nickel Plated Brass 3-Way Full Bore Ball Valve G3/4" (SKU KRA3/4L) is a three-way shut-off and distribution valve for water and diesel fuel systems. Manufactured from nickel plated brass, it features a full bore design with G 3/4" threaded connections, operating pressure up to 40 bar, and a working temperature range from -10°C to +100°C. The valve measures 205 mm in length, 100 mm in height, 85 mm in width, and weighs 1.5 kg.
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$ 100.82
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1-2 weeks delivery time The Vetus KRA1L Nickel Plated Brass 3-Way Ball Valve G1" is a three-way control valve for water and diesel fuel systems. Manufactured from nickel plated brass, it features G 1" threaded connections, an operating pressure up to 40 bar, and a working temperature range from -10°C to +100°C. The valve measures 210 mm in length, 100 mm in height, 90 mm in width, and weighs 2.15 kg.
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$ 145.56
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1-2 weeks delivery time The Vetus KRA11/4L Nickel Plated Brass 3-Way Full Bore Ball Valve G1 1/4" (SKU KRA11/4L) is a three-way control valve for water and diesel fuel systems. Manufactured from nickel plated brass, it features a full bore design with G 1 1/4" threaded connections, operating pressure up to 40 bar, and a working temperature range from -10°C to +100°C. The valve measures 150 mm in length, 310 mm in height, 150 mm in width, and weighs 3.85 kg.
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$ 202.82
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1-2 weeks delivery time The Vetus KRA11/2L Nickel Plated Brass 3-Way Full Bore Ball Valve G1 1/2" (SKU KRA11/2L) is a three-way control valve for water and diesel fuel systems. Manufactured from nickel plated brass, it features a full bore design with G 1 1/2" threaded connections, operating pressure up to 40 bar, and a working temperature range from -10°C to +100°C. The valve measures 150 mm in length, 310 mm in height, 120 mm in width, and weighs 5.9 kg.
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$ 325.10
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1-2 weeks delivery time The Vetus DOORN5/8 Delrin Thru-Hull Fitting G1/2 for 10 mm Hose (SKU DOORN5/8) is a lightweight plastic skin fitting manufactured from Delrin and supplied with a retaining nut. It is designed for G 1/2 threaded installation and hose connections with a diameter of 10 mm. The fitting has a height of 76 mm and weighs 0.02 kg.
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$ 7.16
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1-2 weeks delivery time The Vetus DOORN3/4 Delrin Thru-Hull Fitting G3/4 for 12 mm Hose (SKU DOORN3/4) is a lightweight plastic skin fitting manufactured from Delrin and supplied with a retaining nut. It is designed for G 3/4 threaded installation and hose connections with a diameter of 12 mm. The fitting has a height of 81 mm and weighs 0.032 kg.
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$ 8.95
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1-2 weeks delivery time The Vetus DOORN1 Delrin Thru-Hull Fitting G1 for 20 mm Hose (SKU DOORN1) is a lightweight plastic skin fitting manufactured from Delrin and supplied with a retaining nut. It is designed for G 1 threaded installation and hose connections with a diameter of 20 mm. The fitting has a height of 94 mm and weighs 0.044 kg.
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$ 9.55
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1-2 weeks delivery time The Vetus DOORN11/4 Delrin Thru-Hull Fitting G1 1/4 for 24 mm Hose is a lightweight plastic skin fitting manufactured from Delrin and supplied with a retaining nut. It is designed for G 1 1/4 threaded installation and hose connections with a diameter of 24 mm. The fitting has a height of 98 mm and weighs 0.070 kg.
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$ 9.55
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1-2 weeks delivery time The Vetus DOORN11/2 Delrin Thru-Hull Fitting G1 1/2 for 29 mm Hose (SKU DOORN11/2) is a lightweight plastic skin fitting manufactured from Delrin and supplied with a retaining nut. It is designed for G 1 1/2 threaded installation and hose connections with a diameter of 29 mm. The fitting has a height of 104 mm and weighs 0.088 kg.
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$ 12.53
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1-2 weeks delivery time The Vetus THRH16 Delrin Thru-Hull Fitting G3/4 for 8.5 mm Hose (SKU THRH16) is a straight skin fitting manufactured from Delrin for lightweight hose pass-through installations. It is designed for G 3/4 threaded mounting and hose connections with a diameter of 8.5 mm. The fitting has a height of 73.5 mm and weighs 0.028 kg.
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$ 16.70
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1-2 weeks delivery time The Vetus THRH19 Delrin Thru-Hull Fitting G3/4 for 11.5 mm Hose is a straight skin fitting manufactured from Delrin for lightweight hose pass-through installations. It is designed for G 3/4 threaded mounting and hose connections with a diameter of 11.5 mm. The fitting has a height of 73.5 mm and weighs 0.028 kg.
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$ 17.89
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1-2 weeks delivery time The Vetus THRH25 Delrin Thru-Hull Fitting G1 1/4 for 19 mm Hose (SKU THRH25) is a straight skin fitting manufactured from Delrin for lightweight hose pass-through installations. It is designed for G 1 1/4 threaded mounting and hose connections with a diameter of 19 mm. The fitting has a height of 133 mm and weighs 0.082 kg.
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$ 25.05
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1-2 weeks delivery time The Vetus THRH28 Delrin Thru-Hull Fitting G1 1/4 for 22 mm Hose (SKU THRH28) is a straight skin fitting manufactured from Delrin for lightweight hose pass-through installations. It is designed for G 1 1/4 threaded mounting and hose connections with a diameter of 22 mm. The fitting has a height of 133 mm and weighs 0.090 kg.
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$ 25.05
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1-2 weeks delivery time The Vetus THRH32 Delrin Thru-Hull Fitting G1 1/4 for 25 mm Hose is a straight skin fitting manufactured from Delrin for lightweight hose pass-through installations. It is designed for G 1 1/4 threaded mounting and hose connections with a diameter of 25 mm. The fitting has a height of 133 mm and weighs 0.082 kg.
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$ 25.05
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1-2 weeks delivery time The Vetus THRH38 Delrin Thru-Hull Fitting G1 1/2 for 32 mm Hose is a straight skin fitting manufactured from Delrin for lightweight hose pass-through installations. It is designed for G 1 1/2 threaded mounting and hose connections with a diameter of 32 mm. The fitting has a height of 127 mm and weighs 0.112 kg.
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$ 33.41
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1-2 weeks delivery time The Vetus THRH16L Delrin Thru-Hull Fitting with L-Flange G3/4 for 8.5 mm Hose is a lightweight skin fitting designed for angled installations. Manufactured from Delrin, it features an L-flange configuration, G 3/4 threaded mounting, and is intended for hose connections with a diameter of 8.5 mm. The fitting has a height of 85 mm and weighs 0.028 kg.
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$ 14.92
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1-2 weeks delivery time The Vetus THRH19L Delrin Thru-Hull Fitting with L-Flange G3/4 for 11 mm Hose (SKU THRH19L) is a lightweight skin fitting designed for angled installations. Manufactured from Delrin, it features an L-flange configuration, G 3/4 threaded mounting, and is intended for hose connections with a diameter of 11 mm. The fitting has a height of 85 mm and weighs 0.030 kg.
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$ 17.89
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1-2 weeks delivery time The Vetus THRH25L Delrin Thru-Hull Fitting with L-Flange G1 1/4 for 18.5 mm Hose (SKU THRH25L) is a lightweight skin fitting designed for angled installations. Manufactured from Delrin, it features an L-flange configuration, G 1 1/4 threaded mounting, and is intended for hose connections with a diameter of 18.5 mm. The fitting has a height of 142 mm and weighs 0.08 kg.
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$ 25.05
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1-2 weeks delivery time The Vetus THRH28L Delrin Thru-Hull Fitting with L-Flange G1 1/2 for 22 mm Hose (SKU THRH28L) is a lightweight skin fitting designed for angled installations. Manufactured from Delrin, it features an L-flange configuration, G 1 1/2 threaded mounting, and is intended for hose connections with a diameter of 22 mm. The fitting has a height of 142 mm and weighs 0.116 kg.
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$ 25.05
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1-2 weeks delivery time The Vetus THRH32L Delrin Thru-Hull Fitting with L-Flange G1 1/4 for 25 mm Hose (SKU THRH32L) is a lightweight skin fitting designed for angled installations. Manufactured from Delrin, it features an L-flange configuration, G 1 1/4 threaded mounting, and is intended for hose connections with a diameter of 25 mm. The fitting has a height of 142 mm and weighs 0.082 kg.
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$ 27.44
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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.