Tetra Pond Crystal Water 500ml Internal Filters helping to keep the water

helping to keep the water clean

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

Highest safety and reliability - 3 years warranty

Heat kept at a constant level

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

Tetra Pond Crystal Water 500ml Internal Filters helping to keep the waterTetra 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