Aquarium Fish White Sponge Filter Cotton Pad Biochemical Blanket Mat Bag Dry Wet Separation High Density Purification

Specification: Material: Polyester fiber Color : White Serial number Product type #1 Filter bag size: (L) X (W) 20 * 35cm / 7.87 * 13.78 '' (appr.) #2 Bottom filter covered l: (L) X (W) 40 * 50cm / 15.75 * 19.69 '' (appr.) #3 Bottom filter s: (L) X (W) 30 * 40cm / 11.81 * 15.75 '' (appr.) #4 Upper filtering layer: (L) X (W) 100 * 12cm / 39.37 * 4.72 '' (appr.) Features: - Excellent water resistance. - Lightweight design & softness. - Can be used again after cleaning. - A good article ensures your filtering effect. - Neutral material does not affect PH GH TDS. - Fit form makes it effective to avoid residues. - Easy to clean, machine washable, no deformation - Fine fiber can filter impurities in water very effectively. - Principle of water purification wet zone purification: the dirt will be trapped in wool grass for the decomposition of aerobic bacteria. Package Included: 1 X cotton filter or bag filter.