Marine toilet odor neutralizer ACQUA BLUE

Breaks down waste toilet quickly and efficiently. Helps to prevent gas build up and eliminates unpleasant odours. DIRECTIONS FOR USE: Unscrew the cap and then squeeze the bottle to obtain 75 ml into its upper tub; pour the product into the toilet’s waste-holding tank adding 2 liters of water. Add 50 ml of product into toilet’s waste-holding tank for any additionally day of usage. NON-FORMALDEHYDE. EMPTY TOILET'S WASTE-HOLDING TANK ONLY IN SPECIFICALLY DESIGNATED PLACES.