New one-chem is a concentrated formula. Just 20 ml of one-chem is enough for a 10 litre capacity waste tank.

Our 1 litre bottle of one-chem is enough for 40 doses for a 10 litre waste tank and 8 litre flush tank, four times as much as some other leading brands.

*40 doses based on - 10 litre waste tank and 8 litre flush tank