Complete Aquatics Bio-Blox Biological Filter Media Sinking 875" x 42"H

875" x 42"H

these handmade garden arbors bring elegance and utility to any garden

Non-toxic to fish

1 cubic feet of air per foot of tubing

P65Warnings

Complete Aquatics Bio-Blox Biological Filter Media Sinking 875" x 42"HComplete Aquatics Bio Blox Media are an ultra high surface area biological filter media that is ideal for water gardens and Koi ponds. It can be used in virtually any biological filter to provide colonization space for the beneficial bacteria that consume organic waste and harmful ammonia & nitrites. The bacteria are essential for maintaining a healthy and clean environment for fish and water clarity. For ponds & water gardens with biological