11 Gallon Plastic Marine Water or Waste Holding Tank

Manufacturer Part
Special Price $149.76 Regular Price $285.00
Rectangular FDA compliant polyethylene tank for freshwater, greywater and blackwater. It weighs 14 lbs. with 18L x 13W x 13H; these dimensions can be rotated to meet needs. This tank retains less odors than aluminium. The tanks fittings can be customized.

Accuracy of the images may vary. Refer to the specifications table to ensure precision.

11 Gallon Boat Holding Tank - Septic & Waste

RH-16W, 11 gallon marine holding tanks can be used for marine toilet (head) holding tanks, freshwater, greywater and blackwater situations.
  • Polyethylene tanks generally retain less odors than aluminum or stainless steel tanks.
  • Rotomolded using FDA approved polyethylene plastic resin.
  • Tank dimensions can be rotated to meet your needs.
  • Marine Holding Tanks can be ordered 3 different ways to fit your needs: a Standard Holding Tank Fitting Package, a blank tank with no fittings installed, or a custom tank with fittings installed per your request (Any Location, Any Size)
  • Standard Holding Tank Fitting Package includes: a 1 1/2" Inlet, a 1 1/2" Outlet, and a 1/2" Vent
Technical Drawings
Fitting Dwg

Key Specs
Gallon Capacity 11
Lid Size 5"
Length 18"
Width 13"
Height 13"
Weight 10lbs
Material Polyethylene
Manufacturer Ronco Plastics
Manufacturer Part Number 16W
Warranty 3 years years
Disclaimers Any modification to the fittings installed on this tank will result in additional cost. Most tanks do not come with fittings pre-installed. Images may include a generic depiction of a tank as it would look if fittings were included.
Shipping Height 13"
Shipping Length 19"
Shipping Weight 10lbs
Shipping Width 13"
Ship Class UPS