Instant Fresh Toilet Treatment is a simple one-step, highly effective way to deal with the boat's holding tank that eliminates the need for multiple chemicals. This efficient, biodegradable formula quickly breaks down waste to remove potential odors, while leaving a light, pleasant scent behind.

Additionally, special lubricants prevent drain valves from sticking. Also works in portable marine toilets.

Holding Tank Systems:

BLACK WATER: Add 30 ml for each 19 liters of tank capacity. Pour through toilet into holding tank and add 4 liters of water. Hot weather and long retention times may require additional treatment.

GREY WATER: Use 30 ml for each 38 liters of tank capacity. Pour through shower or sink drain and add 4 liters of water.

RECIRCULATION TOILETS: Pour 236 ml into initial water charge.

PORTABLE TOILETS: Pour 118 ml into waste holding tank and add water to cover tank bottom.