Pond Force™ Bio-Blocks Biological Sponge Media Tetra Pond or to upgrade your existing

or to upgrade your existing system

and every 8 ounces treats 1000 gallons for 12 months

Includes tubing strain relief and fittings to connect to different sized air tubing

Lifegard Aquatics Bio-Mate® Refillable Biological Filter Media Balls provides maximum surface area with the greatest possible mix of air and water

SKU UPC Code Description 510218 811262010801 EasySet Weighted Airline Tubing

Pond Force™ Bio-Blocks Biological Sponge Media Tetra Pond or to upgrade your existingPond Force Bio Blocks polyester sponge blocks provide an ideal environment for the cultivation of beneficial bacteria. With over 500 square feet of surface area per cubic foot of Bio Blocks, bacteria will have plenty of room to grow and thrive. "1 Cubic Foot" quantity comes in 20" x 30" mesh bag "8 Cubic Feet" bulk quantity comes loose in box