Marine Water & Waste Holding Tanks and Accessories

At AquaStar Distributors, we have a variety of marine water and waste holding tanks and accessories. We have everything you need to build or maintain your marine sanitation system. Holding tanks are used to hold wastewater and wash water. Our durable marine holding tanks are easy to install on boats, yachts or other marine vessels. They are designed to withstand the rigors of sea travel.

Explore everything from Dometic’s basic holding tanks to Trionic options. We also sell tank monitors, vent filters, sanitation hoses, relief valves, hose adaptors, tank monitor replacement probes, and vent filter replacement cartridges. Check out the full marine water and waste holding tanks and accessories below.

Showing 19–32 of 32 resultsSorted by popularity

Sale!
90° 1.5″ X 1.5″ MPT Elbow
Original price was: $70.99.Current price is: $45.00.
90° 1.5″ X 1.5″ MPT Elbow for marine sanitation systems.

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Sale!
Dometic Holding Tank Monitor DTM
Price range: $450.00 through $525.00
Dometic Holding Tank Monitor DTM (DTM 04)

Select options This product has multiple variants. The options may be chosen on the product page
Sale!
Dometic HTS Basic Holding Tank
Price range: $650.00 through $840.00
Dometic HTS Basic Holding Tank. Available in multiple sizes.

Select options This product has multiple variants. The options may be chosen on the product page
Sale!
3″ FPT Holding Tank Adapter / Clean Out
Price range: $58.13 through $63.27
3″ FPT Holding Tank Adapter / Clean Out. Available with or without cap.

Select options This product has multiple variants. The options may be chosen on the product page
Trionic Premium Holding Tank System (14-55 Gallon)
Price range: $370.00 through $605.00
These tanks are made to order with a 1-4 Week lead time.
They are NON-RETURNABLE.

Select options This product has multiple variants. The options may be chosen on the product page
Sale!
Dometic VacuFlush Status Panel DVS01/DVS02
Price range: $143.00 through $245.00
Dometic VacuFlush Status Panel DVS01/DVS02 available in a number of configurations and voltage options.

Select options This product has multiple variants. The options may be chosen on the product page
Dometic Dryroll Toilet Tissue Dispenser
$49.99
The Dometic Oceanair DRYROLL toilet tissue dispenser and protector allows easy access to toilet tissue while also keeping it nice and dry. This dispenser is ideal for heads that have a shower in close proximity as it solves the problem of having to hide the toilet paper roll to keep it from getting wet and ruined. Available in white or bone (beige) to match your head’s color layout.

Select options This product has multiple variants. The options may be chosen on the product page
Shutdown Relay for DTM
$33.99
Shutdown Relay for DTM available in 12 Volt or 24 Volt, for use with DTM04 holding tanks and DTMF04 freshwater tanks.

Select options This product has multiple variants. The options may be chosen on the product page
Holding Tank System with Vacuum Generator (HTSVG)
Price range: $2,202.92 through $5,682.99
*Please call to order. These Dometic holding tanks are combined with a vacuum generator and are offered partially pre-assembled to simplify installation.

Select options This product has multiple variants. The options may be chosen on the product page
W-Series Wall Holding Tanks
Price range: $499.00 through $1,699.00
***This is a pre-order. Stock expected to ship starting early November.***

Dometic Wall Tank Series (W-Series) for marine waste holding tank applications. These tanks are corrosion-proof, odor free and built with high-strength ABS for long-lasting durability. Furthermore, W-Series tanks feature clever design features like internal ribs from strenthening and an optimized internal vacuum reservoir geometry for efficiency.

We have 3 options available: A basic tank, a wall holding tank system, and finally, a complete VacuMax system that includes your choice of a 12 Volt or 24 Volt Vacuum generator.

Pre-Order This product has multiple variants. The options may be chosen on the product page
Trionic Blank Holding Tanks (51-150 Gallon)
Price range: $512.00 through $972.00
These water tanks are suitable for storing potable water, freshwater, and wastewater (grey water, black water). Trionic water and wastewater holding tanks are rotationally molded into durable, seamless, one-piece, non-corrosive tanks. Blank tanks come without any fittings, allowing the user to locate fittings in the exact locations needed for their application. Trionic Corp’s CF-60 Custom…

Select options This product has multiple variants. The options may be chosen on the product page
Trionic Blank Holding Tanks (36-50 Gallon)
Price range: $390.00 through $512.00
These water tanks are suitable for storing potable water, freshwater, and wastewater (grey water, black water). Trionic water and wastewater holding tanks are rotationally molded into durable, seamless, one-piece, non-corrosive tanks. Blank tanks come without any fittings, allowing the user to locate fittings in the exact locations needed for their application. Trionic Corp’s CF-60 Custom…

Select options This product has multiple variants. The options may be chosen on the product page
Trionic Blank Holding Tanks (4-35 Gallon)
Price range: $161.00 through $380.00
These water tanks are suitable for storing potable water, freshwater, and wastewater (grey water, black water). Trionic water and wastewater holding tanks are rotationally molded into durable, seamless, one-piece, non-corrosive tanks. Blank tanks come without any fittings, allowing the user to locate fittings in the exact locations needed for their application. Trionic Corp’s CF-60 Custom…

Select options This product has multiple variants. The options may be chosen on the product page
Key for Tank Panels 201/301
$30.00
This is an after market replacement key for Dometic’s Tank Level Panels. The panels include 201, 202, 301, and 302 panels. Related panel part numbers: 385311280 385311493 385311494 385311282 385311495 385311496

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