HTS-Basic Holding Tanks, 18 gal. 20HTS - Vertical, 16.75"H x 11.5"W x 28.25"L

For boats that need only a holding tank, SeaLand HTS-Basic tanks deliver all the odor-proof and leak-proof strength needed.

These tanks are available in rectangular horizontal and vertical models, as well as special application models incorporating angled sides or bottoms (denoted by an asterisk in the Capacity column, below).
Please call 800-426-6930 for details regarding dimensions on non-rectangular tanks.
All ports are always on the top surface. Dimensions given include fittings.

• TankSaver® relief valve protects against excessive pump-out station suction
• Two discharge outlets (1-1/2") - for pump-out and overboard discharge, where permitted
• Inspection port
• Inlet port (1-1/2")
• Vent outlet (5/8")