Eheim Substrat Pro Biological Filter Media (Sintered Pearl-Shaped Glass) 450ml.

This product was discontinued and we cannot get these anymore.

UPC: 720686250765 

Vendor: Eheim

• Made of highly porous artifiical sintered glass material
• Unbeatable surface area structure of 1800 sq ft per gallon
• Can be reused by lightly rinsing with aquarium water every 1 to 3 months and replaced every 3 to 6 months
• Provides longer intervals between required maintenance
• Perfect size for Aquaball or Aquastyle filter