Gokul Brands AquaClear 20 HOB Maintenance & Replacement Filter Media Kit, Including Gokul Brands Mesh Bags (AquaClear Activated Carbon Inserts 45g-1 Pack, BioMax Media 42g, Filter Foam Insert 1-Pack)

This AquaClear 20 HOB(Hang-On Back) Maintenance & Replacement Filter Media Kit includes 4 items: the AquaClear 20 activated carbon inserts 42g, the AquaClear 20 BioMax Media 45g, the AquaClear filter Foam Insert 1-Pack, 2 Gokul Brands Aquarium filter media bags AquaClear Filters Foam insert combine mechanical and biological filtration, effectively trapping small particles and fostering beneficial microbial growth. With a dense structure and vast surface area, they maintain water clarity without altering its properties. Ideal for both freshwater and saltwater aquariums, replace monthly for optimal performance. The AquaClear 20 BioMax Filter Insert fosters an ideal habitat for beneficial bacteria development. It diminishes ammonia and nitrite levels in your aquarium while enhancing biological filtration efficiency by 30 percent. This insert is designed specifically for use with the AquaClear 20 Power Filter. The AquaClear 20 Activated Carbon inserts improves water clarity and color, while also removing odors.This filter media is suitable for freshwater and saltwater aquariums upto 20 gallons.For best results, replace every 4 weeks. Gokul Brands Aquarium Filter Bags are specially designed to be used with bio balls, zeolite, ceramic media, rock, crushed coral, and any other aquarium filter media.