Pond Force™ Bio-Blocks Biological Sponge Media

Pond Force


Pond 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

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