Standard Septic Tanks Technical Sheet

Marsh has gained industry leading approvals and certification to EN12566-1
Marsh Standard Septic Tanks – The Older Style Septic Tanks, Offering Limited Final Effluent Treatment.
This range is the same as other manufacturers septic tanks it offers lower levels of treatment to the other two product ranges, Five Filter and Green Filter. This tank without the Polylok Filter doesn’t offer the protection of stopping solids flowing into the percolation bed. It will have higher levels of BOD & Suspended Solids.


Tested to EN12566-1 at the TUV –Sud Test House At Our In house Test Rig.
Marsh standard Septic Tanks without the Polylok Filter also passed and was certified to the EN12566-1 Standard.
These approval means that Marsh Industries are in unique position within Europe with the approval of these three individual ranges systems.
TUV-Sud Tested and assessed the entire product range for:
- Hydraulic Flow Efficiency
- Structural Strength
- Watertightness
- Design Characteristics
- Manufacture & Quality Systems
- Volume Calculations
These Marsh Products Can Be Used Europe Wide

