Anjon Manufacturing 1.5" Bio-Balls Biological Filter Media Size:200 Count API® Pond Ammo Lock® feeds

API® Pond Ammo Lock® feeds beneficial bacteria in your biological pond filter

100% natural and safe for all fish

Saki-Hikari® Fancy Goldfish is a professional-grade

Horizontal maintenance clearance — filter depth plus cartridge length

Anjon Manufacturing 1.5" Bio-Balls Biological Filter Media Size:200 Count API® Pond Ammo Lock® feedsAnjon BioBalls are small plastic balls mainly used as the biological media for beneficial bacteria colonies in the pond. These little plastic bio balls have an enormous amount of surface area for the growth of bacteria for biological filtration. There are approximately 2000 BioBalls total in a 2. 7 cubic foot box (80 BioBalls per gallon). They are really easy to use: simple place into a mesh bag and drop into the pond filter! Extremely durable,