Products
BIO-BLOK® Filter Media

Biological filter media for treatment of water
BIO-BLOK® filter media, developed by EXPO-NET Danmark A/S, is a well-tested, patented product that has proved to be very efficient in the bacteriological treatment of water from e.g. aquaculture and industrial wastewater.
EXPO-NET BIO-BLOK® filter media is among other things suitable for:
Trickling filters
Aerobic, Submerged filters
Anaerobic filters
Gas treatment
Cooling systems
Biological lamella sedimentation/contact filtration
Oxygenation of water/degassing of water
Percolation systems
BIO-BLOK® Random Filter Media

New random filter media
BIO-BLOK® Random Filter Media is EXPO-NET's first random filter media.
This random filter media has the same superior surface structure as our patented BIO-BLOK® products and it will be available in different densities. It can be applied for all types of biological treatment where large specific biologically active surfaces are necessary in a small volume.
EXPO-NET BIO-BLOK® filter media is among other things suitable for:
Moving Bed Systems (MBBR)
Contact filtration