Devan 3,600L Septic Tank with Outlet Filter – Suitable for up to 3 Bedrooms
The Devan 3,600L Septic Tank provides a reliable and efficient solution for household wastewater treatment, designed for homes with up to 3 bedrooms. Septic tanks are a vital part of sustainable sewage management, and Devan tanks are engineered to deliver long-lasting performance while helping protect the environment.
Fully compliant with AS/NZS1546.1 standards, this tank meets all regulatory requirements for effective wastewater treatment – ensuring peace of mind for homeowners and installers alike.
Weighing just 245kg, the 3,600L Devan septic tank is lightweight for transport and installation, yet extremely strong and robust, making it suitable for both below-ground and above-ground applications.
Finished in a durable olive green colour, these tanks blend seamlessly with New Zealand landscapes. (Please note: colours shown are an approximation – request a free swatch if exact colour matching is required.)
Key Features:
-
Capacity: 3,600L – suitable for up to 3-bedroom homes
-
Includes outlet filter for improved performance
-
Fully compliant with AS/NZS1546.1 septic tank standards
-
Lightweight (245kg) for easy handling and installation
-
Strong, durable, and robust construction
-
Suitable for both below-ground and above-ground use
-
Olive green finish designed to blend with the environment
-
Trusted Devan quality – made tough for New Zealand conditions
Specifications:
-
Model: Devan 3,600L Septic Tank
-
Capacity: 3,600 litres
-
Weight: 245kg
-
Application: Wastewater treatment for up to 3 bedrooms
-
Installation: Below or above ground
-
Colour: Olive Green (swatches available on request)
-
Compliance: AS/NZS1546.1 certified
Choose the Devan 3,600L Septic Tank with Outlet Filter for a reliable, compliant, and environmentally responsible wastewater solution – available now at Turfrey.

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.
View all Products