6M Aquarium Filter Foam Sponge Cotton Pad Fish Tank Pond Pump Biochemical Filter
Product Parameters: 1. Material: Biochemical cotton 2. Colour: light green 3. Product size: About 600 * 12 cm
1. Cotton filter for fish tank, double-layer designed, is dense and fine for water purification. 2. Can quickly adsorb ammonia, nitrite, nitrate, phosphate. 3. Energy medium to strengthen nitrification, stable ecology can be rapidly established. 4. Can be long-term stored in a dry place!