1. Home 15 Gallon Marine Holding Tank | MHB251
15 Gallon Marine Holding Tank | MHB251
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$189.99 $189.99
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Tank Summary 
Part No. MHB251
Dimensions 27.5"L x 14.75"W x 9.5" H
Weight 17
Capacity (gallons) 15
Fitting Drawing CLICK HERE
Tank Options
Standard Fitting Package 1-1/2” Female NPT Top Center Inlet, 1-1/2” Female NPT Bottom Center Outlet, 1/2” Female NPT Top Corner Vent Fitting
Build a Tank Option For an additional fee, additional fittings can be installed anywhere on the tank.
Blank Tank You can purchase the tank with no fittings and install your own.
Custom Fittings Tanks with custom fittings cannot be cancelled and are non-refundable.
Other Colors Available Upon request.
 Tank Information
Tank Options For Boats, Pontoons, Power Boats, Cruiser, Yachts and more. 
Translucent Tanks are translucent white in color (color options available)
Material Polyethlyene
HDPE FDA Approved Approved resin, stronger and more durable.
Additional Information These tanks are not suitable for fuel use.



  • Capacity : 15 Gallons
  • Length : 27.5
  • Width : 14.75
  • Height : 9.5
  • Diameter : N/A
  • Part # : MHB251