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RWB Marine
JABSCO 28 Litre Dual-Max 7.5 Freshwater Pressure System
High capacity integrated 2 stage dual pump system for larger vessels where water demand may be high at multiple outlets. It combines 2 x Par-Max 4 quad diaphragm automatic pressure pumps complete with moulded base, integrated accumulator tank, filters,...
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RWB Marine
Female Reducing Coupling
Female Reducing Coupling Female (internal) BSP threads with a different size each end. Part Number Size RWB-3160 3/4 x 1/2 Inch RWB-3162 1 x 3/4 Inch RWB-3163 1 1/4 x 1 Inch RWB-3164 1 1/2 x 1...
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RWB Marine
Male / Female Bushes
Male / Female Bushes Reduction bushes. Male outer thread with a smaller internal female thread. Part Number Size RWB-3140 3/4 x 1/2 Inch RWB-3141 1 x 1/2 Inch RWB-3142 1 x 3/4 Inch RWB-3143 1...
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RWB Marine
Male End Plugs
Male End Plugs Male (external) BSP threaded end sealing plug. Part NumberSize RWB-3175 1/2 Inch RWB-3176 3/4 Inch RWB-3177 1 Inch RWB-3178 1 1 /4 Inch RWB-3179 1 1/2 Inch RWB-3180 2 Inch
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RWB Marine
Female End Cap
Female End Cap Female (internal) BSP threaded end sealing cap. Part Number Size RWB-3181 1/2 Inch RWB-3182 3/4 Inch RWB-3183 1 Inch RWB-3184 1 1 /4 Inch RWB-3185 1 1/2 Inch ...
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RWB Marine
Bronze Skin Fittings
Heavy duty, superior quality, polished genuine gunmetal bronze with a tapered outer head to lower drag, a solid backing nut and a long shaft for easy valve connection. These high quality skin fittings are ideal for long term thru-hull connection. The...
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RWB Marine
Skin Fittings - 316 Stainless (BSP Threaded)
BSP threaded to screw directly into a valve. Cast 316 grade stainless steel with internal lugs to hold the fitting during installation. Stainless steel lock nut included. Size shown is BSP thread size. Part Number Size RWB-1622...
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RWB Marine
Skin Fittings - 316 Stainless (Barbed Hose Tail End)
Barbed hose tail end to connect directly to hose. Extra long length cast 316 grade stainless steel with lock nut. Complete with internal lugs to hold the fitting during installation. The size shown is the hose I.D size that it suits. Part...
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RWB Marine
Acetal Skin Fittings - Nairn
High quality Australian made "Nairn" white acetal nylon skin fittings. They have a tapered outer head to lower drag and a dual connection - barbed tail for hose and a BSP male thread. Barbed tail can be cut off if threaded male connection is to screw...
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RWB Marine
Hose Tails - 316 Stainless
316 grade stainless steel hose tails. BSP threaded to screw into a valve, with hose barb on the other end. Part NumberSize RWB-1628 3/8 x13mm RWB-1629 1/2 x 13mm RWB-1630 3/4 x 20mm RWB-1631 1 x 25mm RWB-1632 1 1/4 x...
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RWB Marine
Hose Tails - Bronze
Heavy duty straight bronze hose tails. Male (external) BSP thread to barbed hose tail. Part NumberSize RWB-1475 1/2" x 13mm RWB-1476 3/4" x 20mm RWB-1477 1" x 25mm RWB-1478 1-1/4" x 32mm RWB-1479 1-1/2" x 40mm RWB-1479B 2" x 50mm
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RWB Marine
Plastic Elbow Fittings
White plastic polypropylene threaded fittings with a 90 degree barbed hose connection for fitting through the hull or through bulkhead connections. Suits hose I.D sizes as shown below. Part Number Size RWB-1437 20mm ...
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RWB Marine
Water Scoop Strainer - Bronze
Bronze strainer mounts over a through hull inlet fitting to scoop and strain water. Part Number Size RWB-1452 110 x 68mm
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RWB Marine
Scoop Skin Fitting - Stainless
316 grade stainless steel combined thru-hull skin fitting, water scoop and hull strainer. Size shown below is the BSP thread size. Part Number Size RWB-1617 13mm RWB-1618 20mm RWB-1619 25mm ...
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RWB Marine
Double Ended Hose Connector
Double ended thru bulkhead fitting provides watertight transition through bulkheads or tanks. Made from white polypropylene plastic. 125mm overall length. Suits 20mm (3/4") hose.
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RWB Marine
Small Plastic Valves
Polypropylene taps with large easy grip on / off handles and barbed hose tail ends. Available in 3 sizes to suit hose. Part Number Size RWB-3119 13mm RWB-3120 20mm RWB-3121 25mm
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RWB Marine
Ball Valves - 316 Stainless
Quality, non-corrosive investment cast 316 grade stainless steel ball valves with 316 S/S ball, stem and handle with teflon gland packing and seals. Full bore parallel female BSP threaded ports. Part Number Size RWB-1445 13mm ...
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RWB Marine
Ball Valves - PVC
Compact style non-corrosive grey PVC ball valves with large easy to use handle. The size shown is the female port thread size. Part NumberSize RWB-1480 15mm RWB-1481 20mm RWB-1482 25mm RWB-1483 32mm RWB-1484 40mm RWB-1485 50mm
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RWB Marine
Ball Valves - Bronze
Quality, non-corrosive genuine bronze ball valves with a stainless steel ball, spindle and handle and teflon gland packing and seals. Full bore parallel female BSP threaded ports. Part NumberSize RWB-1501 1/2" BSP (13mm) RWB-1502 3/4" BSP...
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RWB Marine
Deckwash System - Standard
Complete horizontal mount hose storage and deckwash system. Includes white moulded storage housing, 7.6 metre coiled hose with adjustable hose nozzle, deck wash connection hose and required connection fittings and hose clamps. 473mm wide x 255mm height x...
Plumbing, Sinks, Toilets & Pumps
The plumbing system on a boat is responsible for providing fresh water for drinking, cooking, and bathing, as well as for disposing of wastewater. The system typically consists of a freshwater tank, a wastewater tank, a pump, and a variety of pipes and fittings.
- Freshwater tank: The freshwater tank is where the fresh water is stored. It is typically made of plastic or fiberglass, and it is located in a secure location below the waterline. The tank is filled with fresh water from a shoreside dock or from a watermaker.
- Wastewater tank: The wastewater tank is where the wastewater is stored. It is typically made of plastic or fiberglass, and it is located in a secure location below the waterline. The tank is emptied by pumping the contents overboard.
- Pump: The pump is used to move the water between the tanks and to the faucets and appliances. It is typically an electric pump, but it can also be a manual pump.
- Pipes and fittings: The pipes and fittings are used to connect the tanks, the pump, and the faucets and appliances. They are typically made of plastic or stainless steel.
In addition to the basic plumbing system, some boats also have a hot water system. The hot water system typically consists of a water heater, a pump, and a variety of pipes and fittings. The water heater is used to heat the water in the freshwater tank. The hot water is then pumped to the faucets and appliances.
The sinks, toilets, and pumps on a boat are all connected to the plumbing system. The sinks are used for washing dishes, hands, and faces. The toilets are used for disposing of human waste. The pumps are used to move the water between the tanks and to the faucets and appliances.
The plumbing system on a boat is an important part of the boat's overall systems. It is important to keep the system clean and well-maintained to ensure that it works properly.
Here are some additional details about the plumbing, sinks, toilets, and pumps on a boat:
- Plumbing: The plumbing on a boat is typically made of plastic or stainless steel. It is important to use materials that are resistant to corrosion and that will not leach harmful chemicals into the water.
- Sinks: The sinks on a boat are typically made of stainless steel or fiberglass. They should be easy to clean and should be able to withstand the elements.
- Toilets: The toilets on a boat are typically either marine toilets or composting toilets. Marine toilets use a holding tank to store the waste, which is then pumped overboard. Composting toilets use a biological process to break down the waste, which is then stored in a container until it can be disposed of onshore.
- Pumps: The pumps on a boat are typically electric pumps. They should be able to move a large volume of water quickly and efficiently.
It is important to keep the plumbing, sinks, toilets, and pumps on a boat clean and well-maintained. This will help to ensure that the system works properly and that the water is safe to use.