AZOO Filter Sponge – White Filter Media Padding – Effectively purifies water – Durable, made with high quality materials – Best for ponds, freshwater and saltwater aquariums – Can be cut to any size you would need AZOO’s Filter Sponge is made of non-woven fabric, which can absorb large suspending substances and fragments. It can effectively purify the water and make it crystal clear. It can also be used as a biological filter material to incubate microorganisms. This filter sponge is made of high quality materials to justify its durability. Measurements: 39.5″ x 4.5″ x .75″ Directions:1. Place AZOO Filter Sponge closest to the water inlet.2. Needs to be replaced when the water flows slowly. Read More
