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 2" internal thread flame arrestor grid is certified under EN ISO 16852:2010 and ATEX 94/9 EC for explosion group IIB, constructed with brass GMs 65 housing and a single new silver grid. It maintains the 40% open / 60% closed opening ratio and a 73 mm passage diameter for optimal flame arresting.
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$ 908.79
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1-2 weeks delivery time This 2.1/2" internal thread flame arrestor grid is certified to EN ISO 16852:2010 and ATEX 94/9 EC standards for explosion group IIB. It features a brass GMs 65 housing and single new silver grid with a 100 mm passage diameter, designed to ensure effective flame arresting with a balanced opening ratio.
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$ 1,045.83
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1-2 weeks delivery time The 3" internal thread flame arrestor grid complies with EN ISO 16852:2010 and ATEX 94/9 EC for explosion group IIB. It is made with brass GMs 65 housing and a single new silver grid, maintaining the 40% open / 60% closed opening ratio and a 120 mm passage diameter for efficient flame arresting.
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$ 1,146.54
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1-2 weeks delivery time This 4" internal thread flame arrestor grid meets EN ISO 16852:2010 and ATEX 94/9 EC standards for explosion group IIB. It includes a brass GMs 65 housing and single new silver grid, designed with a 150 mm passage diameter and an opening ratio that ensures reliable flame arresting performance.
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$ 1,343.41
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1-2 weeks delivery time The sight glass valve with plug and 1/2" outside thread is designed for sight glasses of 12-13 mm diameter and suitable for gas oil, diesel, and water. It features a sliding gate valve with a plug type design made from brass, supporting working pressures up to 10 bar.
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$ 72.45
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1-2 weeks delivery time This sight glass valve with drain valve and 1/2" outside thread fits sight glasses sized 12-13 mm and is compatible with gas oil, diesel, and water. It has a sliding gate valve with a drain valve type, constructed from brass and rated for 10 bar working pressure.
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$ 88.20
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1-2 weeks delivery time The self-closing sight glass valve with plug and 1/2" outside thread is suitable for 12-13 mm sight glasses and fluids like gas oil, diesel, and water. Made of brass, it features a plug mechanism and supports a maximum working pressure of 10 bar.
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$ 134.96
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1-2 weeks delivery time This self-closing sight glass valve with drain valve and 1/2" outside thread is engineered for 12-13 mm sight glasses and compatible with gas oil, diesel, and water. It is made from brass and can safely operate under pressures up to 10 bar.
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$ 160.10
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1-2 weeks delivery time The sight glass connector with 1/2" outside thread is designed to connect two sight glasses of 12-13 mm diameter. Made from brass, it supports fluids such as gas oil, diesel, and water, and withstands working pressures up to 10 bar.
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$ 125.92
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1-2 weeks delivery time This sight glass elbow with 1/2" outside thread is an upper elbow fitting for 12-13 mm sight glasses, suitable for gas oil, diesel, and water. It is made of brass, features a drilled-through bend, and supports a working pressure of 10 bar.
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$ 40.98
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1-2 weeks delivery time The sight glass elbow with 1/2" outside thread is a lower elbow fitting for 12-13 mm sight glasses, including a fender for the sight glass. Constructed from brass, it is suitable for gas oil, diesel, and water, and supports a maximum working pressure of 10 bar.
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$ 54.57
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1-2 weeks delivery time This separate hand wheel is a replacement part specifically designed for sight glass valves, identified by product code 85.61.901.
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$ 8.75
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1-2 weeks delivery time The separate shut-off plug with a 1/4" outside thread is a component suitable for corresponding valve fittings, carrying product code 85.61.905.
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$ 5.96
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1-2 weeks delivery time This separate shut-off valve features a 1/4" external thread and is designed as an individual component for use in compatible systems, identified by product code 85.61.910.
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$ 45.07
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1-2 weeks delivery time The separate nut for sight glass valves has a drive size of SW30, ensuring proper fit and function, and is catalogued under product code 85.61.915.
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$ 10.81
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1-2 weeks delivery time This separate nut is made for sight glass elbows with a drive size of SW27, matching specific fittings, and carries product code 85.61.917.
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$ 9.69
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1-2 weeks delivery time Designed specifically for valve spindles, this separate nut has a drive size of SW22 for secure assembly and compatibility, with product code 85.61.918.
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$ 9.96
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1-2 weeks delivery time This brass pressure ring is a separate part suitable for sight glass valves or elbows, providing proper sealing and pressure management, referenced by product code 85.61.920.
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$ 5.68
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1-2 weeks delivery time The separate spring is a replacement part for self-closing sight glass valves, maintaining valve functionality and reliability, identified by product code 85.61.925.
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$ 7.26
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1-2 weeks delivery time This separate button is intended for self-closing sight glass valves to provide operational control, with product code 85.61.926.
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$ 30
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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.