Excavate a hole 300mm wider and 200mm deeper than the relevant unit.
Check the water table. If there is any chance of the water rising above the base of the unit then the Wet Ground method must be used.
Install 200mm base of sand, gravel, scalpings or concrete.
Place BIODIGESTER onto base, work ribs into base and check levels carefully.
Fill the BIODIGESTER with water.
If you have a high water table the Wet Ground anchors must be covered with at least 250mm of concrete to the minimum quantity specified by the data sheet.
Backfill with gravel or concrete as preferred.
Sewage treatment install: how much concrete to cover the anchors?
T6 - 3m³
T12 - 4m³
4T18 - 5m³
T24 - 10m³
T30 - 12.5m³
T36 - 15m³
For more detailed installation information, specifications and other information, contact us direct.
Installation is simple in areas of a high water table. Just cover the anchors with the quantity of concrete specified in the appropriate datasheet.
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