Devan 5,700L Septic tank with Outlet Filter, discharge pump and electrical controller.
Suitable for up to 6 bedrooms.
The Devan Septic systems play a vital role in waste water treatment by providing a natural and efficient way of disposing of household sewage. Properly designed and maintained septic systems with effective waste water treatment can help protect the environment for years to come.
Fully compliant with AS/NZS1546.1, not many are so check the approved list here!
The Devan 5700 Septic tank is a lightweight tank of 390kg for easy transportation and installation. They are extremely strong and robust and can be used for below or above ground applications. This model comes with a discharge pump and controller for those difficult sites.
Olive Green, Please note that the colours represented are the best match possible within screen and print variations. As colours may vary, please contact us direct if you require a free colour swatch sample.

About Devan
Devan’s premium water tanks are built tough from polyethylene - the strongest material in the industry - and come in a wide range of non-fading colours to complement any property. UV-stabilised and designed for New Zealand’s extreme conditions, Devan tanks are made to last.
With capacities from 600L to 30,000L, Devan offers the only large tank with brass moulded outlets for extra durability. Many tanks also include a 20-year guarantee, backed by advanced manufacturing standards.
As one of New Zealand’s largest Devan tank suppliers, Turfrey combines nationwide distribution with expert advice and trusted service, making us the go-to choice for your next water tank investment.
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