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Plumbing

Fresh water systems, heads, holding tanks, through-hulls, pumps, and water heaters.

10 articles

An accumulator tank is a small pressurized tank installed in the freshwater system between the pump and the faucets. Inside, a rubber bla…

Bilge pumps remove water that collects in the bilge from rain, spray, leaks, or flooding. Most boats have automatic electric pumps, which…

Marine watermakers turn seawater into fresh drinking water using reverse osmosis. Seawater is pumped at very high pressure through semi-p…

Drain systems remove waste water from sinks, showers, and ice boxes, consisting of sink basins with strainer baskets, drain hoses and dis…

The freshwater pressure pump is a self-priming electric pump that supplies pressurized water from the onboard tanks to faucets, showers,…

Marine sanitation systems include traditional flush toilets and composting toilets. Traditional flush toilets, either manual or electric,…

Through-hulls are fittings made of bronze, stainless steel, or Marelon that pass through the hull below the waterline, allowing seawater…

Marine water filtration typically involves three main types of systems. Inline filters installed in the main pressurized water line often…

Marine water heaters are insulated tanks that heat freshwater using either the engine’s cooling system, shore power, or both. A built-in…

Freshwater tanks store potable water for drinking, cooking, and washing. They’re typically made from polyethylene plastic, stainless stee…