Holding tank accessories for marine wastewater holding systems. Find everything you need to build and maintain your marine waste water holding system.
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We offer various Dometic / Sealand PVC hose fittings for 1.5″ pipe to allow you to build a custom pipe and hose systems. This will allow you to have an ideal setup for your boat or RV.
Sealing Grommet / Uniseal by Dometic. These are available in various diameters to choose from.
Dometic EcoVent Filter — the most effective marine sanitation vent filter on the market. Its concave shape drives malodorous gases through activated odor-adsorbing media for thorough odor elimination, while using 55% less plastic than previous cartridges. Fits the same space and brackets as SeaLand Saniguard filters. Replace every 3-4 seasons. Replaces part numbers 309311001, 309311002, and 309311003.
Sold in 5’ Increments. For example, if your order a quantity of 2 you will receive 10 continuous feet of hose. If you order a quantity of 10, you will receive 50 continuous feet.
Protect your marine or RV sanitation system with the Dometic / Sealand 313255247 Tanksaver. This essential component is designed to prevent implosion in your holding tank, safeguarding against potential damage and costly repairs. The Tanksaver automatically vents excess vacuum, ensuring your tank operates within safe limits at all times. Easy to install and engineered for long-lasting performance, the Dometic 313255247 Tanksaver is a crucial addition to any sanitation system, providing peace of mind and reliable protection for your equipment.
1.5″ Closed Machined Nipple / Fitting for Dometic / Sealand sanitation systems.
The Aquastar Distributors stainless steel hose clamp for marine sanitations system is a high-grade stainless steel clamp that is designed to be reliable for many years. You need quality stainless steel hose clamps that will allow you to trust your system. The size range is 1-1/16″ to 2″.
Flange Adapter Fittings 1.5″ FPT for holding tanks.
Dometic / Sealand Universal Dip-Tube for Tank Discharge
Dometic / Sealand 90° 1.5″ X 1.5″ MPT Elbow for marine sanitation systems.
Dometic 3″ FPT Holding Tank Adapter / Clean Out. Available with or without cap.
Ideal for turning a blank polyethylene tank into a complete marine waste holding tank, this top‑mount fitting kit includes a pump‑out tube, UFA fittings with uni‑seals, vacuum relief valve, 4″ inspection plate (does not support Dometic tank monitor), vent filter assembly, and hose fittings.
Both inline check valves are designed to be used with a 1.5″ sanitation hose. The variable choice of 1.5″ or 2″ is based on the size of the duckbill valve.
