CrystalClear® Spring & Fall Prep Cold Water Bacteria with Barley Oase This one-piece cushion attaches using

This one-piece cushion attaches using fabric ties

as they are extremely susceptible

you will still want to run water from the pump into a finer mechanical filter (like a bog or waterfall filter) or a filter combination (like a bead filter and a strictly biological filter such as the Helix Moving Bed Waterfall Filter)

see assembly instructions below

CrystalClear® Spring & Fall Prep Cold Water Bacteria with Barley Oase This one-piece cushion attaches usingCrystalClear Spring & Fall Prep contains cold water natural bacteria designed to accelerate the decomposition of leaves, twigs, much and other sediment during the fall and winter months while replenishing winter bacteria loss during the spring. These easy to use, water soluble packets should be applied weekly to keep your pond looking its best even when water temperatures are between 35F 60F. Replenishes loss of winter bacteria during spring start up