C-100 Water Purifier Pillows

Absorbs ammonia and helps keep the aquarium water safe for fish. C-100 is made from one of the worlds most active sources of zeolite, a natural mineral that absorbs ammonia.

Allows a freshwater aquarium's biological system to develop without stressing fish and helps to prevent "New Tank Syndrome" by purifying the water of harmful ammonia.

Each box contains two 3-1/2" x 2-3/4" pillows; each pillow lasts two months. Use one pillow per 10 gallons of aquarium water. Excellent for use in small fish bowls and tanks. For freshwater use only.