... CPE Size and shape customized Bio media pond filter for pond, fish farming, aquarium, Koi filters and water treatment.1. ... Product Description of Bio media pond filter:Bio media pond filter is a ... Biological deodorization: biological deodorization tower packing. 3. Common Specifications of Bio media pond filter:Φ10×7mm, Φ10×10mm, Φ12×10mm, ...