Description
OUTSTANDING FILTRATION! Each bio ball is covered in spines to dramatically increase the surface area of each ball providing space for a massive number of beneficial bacteria to colonize. These good bacteria break down harmful organic waste. You will receive approximately 250 SMALL 1-inch bio balls in a 10″x12″ mesh bag. Just rinse and use. SUPERIOR BIO MEDIA: A huge problem with other bio balls is that they have a sponge in their centers to increase surface area, but sponge pores trap gunk that
