Urine Diverting Toilets


Sleek and elegant, the GTG is Sun-Mar’s smallest and most economical toilet ever. As the pioneer and category leader in composting and separating toilets, with an unrivaled model line-up, the GTG further extends Sun-Mar’s innovation, leadership and bold designs.

575.10 575.1 USD 575.10


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The GTG toilet is set up in minutes and its design, modern European styling, and ultra-compact size make it a perfect solution for any place a toilet is needed.

Perfect for Homes, Tiny Homes, Cottages and Cabins, Boats, Farms, Warehouses, Garages, Barns, Stables, Mines, RVs, Aircraft Hangars, Pools – the list is endless and the GTG can go anywhere it’s not possible or cost-effective to install a conventional toilet.

  • Sets up in minutes
  • Two chambers that separate solid and liquid waste
  • Designed to provide a low-maintenance solution for any toilet requirement
  • For use where a conventional toilet is not an option or not cost-effective
  • Elongated seat for extra comfort


Due to the easily accessible and removable solid and liquid chambers, the capacity of the GTG is unlimited!

The removable liquid chamber mitigates the need for a safety drain for the GTG.

Electrical Specifications:

12V dc fan 0.6W (110V, 240V)

Vent and Drain Information:

Vented for odor-free operation.


Height: 19.8″

Width: 15.75″

Depth: 24″

Weight: 25lbs

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