According to the Alberta private Sewage Systems Standard of Practice, a 4 bedroom house typically requires a 500 gallon septic tank. The leak-proof and durable W3-20 septic tank is also suitable for rural areas.
Download Schematic as PDF (32kb)
M 500 Pro-Flo Septic Tank
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Technical Specifications
| Concrete | RELEASE | 28 DAY | AIR | SLUMP | TYPE |
| 15 MPa | 35 MPa | 6-8% | 70mm | 50 |
| LOWER | UPPER | TOTAL |
| – KG | – KG | 10,000 KG |
| DATE | CODE | BY |
| Jan. 2016 | 0100 | CW |