Filter Media Blocks
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  • Details
  • Usage
  • Reviews
  • Provides Surface Area For Bacteria
  • Easy To Fit In Any Shape Container
  • Keep Water Healthy & Clear

Bio Blox Filter Media are a unique filtration media that can enhance your water clarity and reduce your ponds nutrient load. Bio Blox Filter Media is created from varying filter media in both thickness and density, which allow for the trapping of larger pond organics or for accumulation of finer pond waste. This filter media has 525 square feet of surface area per cubic foot. Bio Blox work great in any waterfall filter.

Usage Information

From dosage rates to product labels, the USAGE tab contains all of the information you need to properly apply your pond care products.

Bio Blox Filter Media
Bio Blox
Application Filter Media
Volume 1 Cubic Foot
Pond Size (Minimal Fish Load) 1,000 Gallons
Recommended Bag* Mesh Filter Media Bag

*Up to 2 cubic feet of Bio Blox will fit in a 18" x 24" Mesh Filter Media Bag.

How To Use

Bio Blox work most effectively when they are cleaned sparingly during the pond season, as accumulation of organic materials will encourage the growth of beneficial bacteria and aid in clarifying your pond water. For best results, use with beneficial bacteria, such as Pond Logic® Nature's Defense®.

When To Use

Filter media is best used throughout the spring, summer, and fall seasons. Cleaning and storage should happen before freezing temperatures occur.

What others are saying

5 out of 5

Customer Rating

"Filter Media Blocks"Donna Munro of Inverness, FL

Used in conjunction with the media bag to hold the blocks, and the 1" media pad, I FINALLY have fabulous clear water!!!! I highly recommend these filter materials.

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