Dometic DHT42L
Holding tank for marine toilets, 42 l

A 42 l capacity waste holding tank for marine toilets. It's leak-proof, odor-free and made from highly durable polyethylene (6.3 mm wall thickness). With pre-cut holes and tested fittings that can rotate, it is easy to retrofit.
  • No leaks or odors
  • Easy to fit
  • Two separate outlets : 9107100001 (322601101) Visit support page + FAQ

Dometic Holding Tanks are products of unsurpassed know-how and experience

Dometic DHT42L
...and more
    • No leaks or offensive odors
    • Easy to fit with pre-drilled holes and pre-tested, installed fittings that can rotate
    • Two separate outlets for dockside and overboard discharge
    • Vacuum relief valve prevents damage from high-capacity dockside vacuum pumps
    • Made from highly durable polyethylene with a 6.3 mm wall thickness.
    • 42 l (11 gal.) waste capacity

No leaks, no odor, no problem

The Dometic DHT42L is the smallest in this series of holding tanks designed to fit the most popular of boat models. There are five favoured tank sizes to choose from: 42, 60, 87, 110, and 136 l. The DHT42L is pre-plumbed with inlet and discharge fittings, a vent fitting, inspection port and a pressure relief valve. Dometic has been a long-time leading supplier of holding tank systems with numerous successful retrofit solutions and projects. This Dometic holding tank is specially developed for the European market and fully complies with ISO 8099 standards. Boat-builders can easily outfit a smaller boat with this high-quality holding tank, and assure their customers of long-lasting performance, no leaks or odors and total efficiency. The "plug 'n play" style tank is pressure tested and ready to install - just bolt it down and fasten the hoses.


SKU number 9107100001 
Model SN042L2002 
Model on label SN042L2002 
US Item Name 322601101 
Scope of delivery Tank, Fittings, Grommets, Plug, Hose lube, Manual, Insert 
Product Description Holding tank for marine toilets, 42 l 
Dimensions product depth 18 1/16 "
Dimensions product height 13 11/16 "
Dimensions product width 13 12/16 "
Net weight 12 lbs
EAN-13 0713814069131 
Dimensions parcel depth 30 "
Dimensions parcel height 15 "
Dimensions parcel width 15 "
Parcel weight 18.30 lbs