Oliver Knott Natural Water Purification Water Polisher 300ml Eheim Spare Parts 5W 600L/h Up to 60cm

5W 600L/h Up to 60cm Smart 800 10W 800L/h Up to 75cm Smart 1000 15W 1000L/h Up to 90cm Smart 1500 27W 1500L/h Up to 120cm

240 Litres

Polished natural pebbles suitable for aquarium & terrarium use

Use 1 level teaspoon for every 40 L (10 US gallons) daily until desired pH is reached

or provide an environment for fish which prefer more or less water movement or oxygenation

Oliver Knott Natural Water Purification Water Polisher 300ml Eheim Spare Parts 5W 600L/h Up to 60cmThe Oliver Knott Water Polisher provides excellent biofiltration of nitrogenous waste by the highly porous scoria bio media. Because of the unique volcanic structure, our product has the ability to reduce ammonia, nitrite and nitrates whilst removing organics. Water Polisher doesnt require replacement, rinse and reuse. Can be used in all types of filters, wet or wet dry HIGHLY POROUS NATURAL BIOFILTRATION PLATFORM FOR AEROBIC AND ANAEROBIC BACTERIA