18HTS-VG
Sloped side fits against hull. For sail and power boats 24–30 feet in length. Also used as a separate system for crew’s quarters on larger yachts.
VacuFlush® Q-series vacuum generator
TankWatch® level indicator system
Full level safety shut-off
TankSaver® relief valve
Discharge outlet
Complete, reliable holding tank systems for use with VacuFlush® or other marine toilets.
Virtually any boat with room for a holding tank can now incorporate the advantages of Dometic’s premium-quality Holding Tank Systems.
Leak-proof Design
Top-mounted hose connections eliminate standing liquid in discharge hose, preventing odor permeation through hose.
Odor-free, Highly Durable Tank
100% virgin polyethylene resin with extra-heavy wall thickness prevents odor permeation and resists corrosion.
Implosion Protected
TankSaver® vacuum relief valve prevents damage from dockside pumps that use very high levels of vacuum.
ISO/USCG Compliant
SeaLand holding tanks fully comply with the ISO 8099:2000(E) standard and applicable U.S. Coast Guard requirements.
HTS-VG Systems
Featuring Q-series vacuum generators which reduce sound emissions by up to 50%* (compared with previous vacuum pumps), HTS-VG models include preassembled sanitation components for easy installation and high-quality performance. Click on model number below for product details.
* Measured as 50% reduction in perceived sound level.

Specifications:
Tank capacity: 18 gal. (68 L)
Empty weight: 39 lbs. (17.7 kg)
Full weight: 190 lbs. (86.2 kg)
Voltage: 12VDC and 24VDC