Microbe-Lift® PL Gel is a technological breakthrough -- the first product that puts bacteria right where you want it and keeps it there! PL Gel will attach to and populate any filter media including foam, strapping, floss, Bio-balls, spring flo, ceramic media, etc. This will help to establish the necessary biological activity in your filter to stabilize your pond's environment quickly. Contains the same spectrum of bacteria found in Microbe-Lift® PL Naturally-occurring biopolymers help organisms quickly attach to the media allowing for an 80% reduction in filter start-up time Helps eliminate transient instability that can occur when filter media is cleaned or replaced, perfect for ponds with high solids loading where frequent cleaning is beneficial Reduces the frequency of cleaning by accelerating the breakdown of organic solids that can lead to high maintenance requirements Helps to establish denitrification in the filter which can lower nitrate levels in the pond Storage and Usage This convenient, easy-to-use, flip-top squeeze bottle makes application easy! For maximum shelf life, store in a cool place. SKU Size Treatment Volume GEL8 8oz 200 gallons for 4 treatments GEL16 16oz 1000 gallons for 5 treatments GEL32 32oz 5000 gallons for 5 treatments