For boats that need only a holding tank, SeaLand HTS-Basic tanks deliver all the strength, odor-proof and leak-proof advantages of our other HTS models.
For boats 40 feet and longer.
HTS-Basic Systems
For boats that need only a holding tank, SeaLand HTS-Basic tanks deliver all the strength, odor-proof and leak-proof advantages of our other HTS models.
TankSaver® relief valve
Inspection port
Inlet
Vent outlet
Two discharge outlets
Specifications:
Tank capacity: 55 gal. (208 L)
Empty weight: 53 lbs. (24 kg)
Full weight: 493 lbs. (224 kg)

Holding Tank System Requirements (applicable models):
| Plumbing Connection |
| Inlet fitting size: 1-1/2 in. (38.1mm) |
| Outlet fitting size: 1-1/2 in. (38.1mm) |
| Vent outlet size: 5/8 in. (15.9mm) |