Tetra Pond Crystal Water 500ml Internal Filters Uneaten food and decaying organic

Uneaten food and decaying organic matter also add ammonia to the water

helping to keep the water clean

All natural treatment and protection of bacterial infections

Clips for T5 tubes (16 mm) and T8 tubes (26 mm) are included

Highest safety and reliability - 3 years warranty

Tetra Pond Crystal Water 500ml Internal Filters Uneaten food and decaying organicTetra Pond CrystalWater rapidly clears dirty pond water. Quickly clears murky brown water. Clumps particles so they sink or are more easily removed by the filter. Safe for fish plants and wildlife. Add 50ml of CrystalWater per 1000 litres (220 gallons) of pond water. Use the dosing cap provided. For even distribution mix the required amount in a watering can full of water and pour over pond surface. Not suitable for use in very soft water (carbonate