Biofilter repair and biomass replacement
Biofilter unit: repair of damage and refilling with new biomass, to treat odour nuisance.
The biomass consists of biological material in a well-defined mixing ratio, or in different layers. Some examples of filter filling
- tree bark
- compost
- peat
- heather
- coconut fibre
- root wood
- expanded clay granules, etc.
More info about biofiltration.