Septic Tanks
Dependable Systems for Every Site
Engineered by our expert precast team, Bowers Concrete Septic Tanks are a durable, low-maintenance option for residential, commercial, and agricultural properties across New Zealand. Choose a septic system that’s built to perform and made to last.
Available in five size options to suit your specific capacity needs, with single or dual chamber configurations for treatment flexibility.
Delivered with pre-installed inlet and outlet components for faster installation on site.

400,000 litre Modular Concrete Panel Effluent Tank
This innovative 400,000 litre effluent tank made by Paeroa Precast Concrete Ltd has been constructed with modular concrete panels, including a high strength reinforced concrete floor. Curved corners make the tank easy to stir with minimal build up in the corners.
Sized to Suit Every Site
From small rural dwellings to large-scale infrastructure, our septic tanks come in five practical size options. This flexibility allows you to choose the right capacity for your property’s wastewater flow, without overcommitting on cost or space.
Smart Configuration Options
Bowers tanks are available in both single and dual chamber configurations. Whether you need a straightforward solution or more advanced separation for higher performance, you can configure your system to suit your site and compliance needs.
Fast, Hassle-Free Installation
To keep your project moving, every tank comes with pre-fitted inlet and outlet connections, saving time on site and ensuring an easier, more efficient installation process from the start.
Septic Tanks Specifications
Benefits of this system
Services we provide
Bowers Precast Agricultural Range
From paddock to feed pad, Bowers has you covered with our game-changing Precast Agricultural Solutions – built tough for real farming conditions. Whether you’re upgrading your feed systems or starting fresh, Bowers Precast Range makes on-farm feeding more efficient, safer, and smarter.
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Product Disclaimer
This product is not subject to a warning or ban under the Building Act 2004, or a description of any warning or ban that has been made in relation to the product.





