Atlantic Water Gardens Bio-Rocks Filter Media Size:0.50 Cubic Feet from handling Koi to skimming

from handling Koi to skimming leaves or algae

Alpine Stream Pumps are ideal for use in large concrete statuary

Its concentrated formulation contains added enzymes to help break down sludge and clean filter pads

and ages like real stone

5" Bio-Balls Filter Media

Atlantic Water Gardens Bio-Rocks Filter Media Size:0.50 Cubic Feet from handling Koi to skimmingAtlantic Water Gardens Bio Rocks filter media are an effective, lightweight biological media. With all the surface area but 25% less weight than lava rock and half the weight of gravel, expanded clay Bio Rocks are the more stable, less abrasive alternative to heavyweight bio media! Comes with a 5 year warranty. SKU UPC Code Description BB0500 727429001103 Bio Rocks, 0. 50 cubic feet Bulk size ships by truck freight, which requires that you be present