Trusted Team for all your Septic Needs:
Traditional Septic Tank Design
We design fully compliant primary treatment OSET septic systems, tailored to your site for safe, reliable, and cost-effective wastewater management.
Secondary Treatment Plant Design
We design advanced OSET treatment systems that deliver cleaner, safer effluent—perfect for sensitive sites and tighter council requirements.
Eco-friendly Wastewater Design
We create eco-friendly wastewater designs—from composting toilets to worm-based systems—giving you a sustainable, low-impact solution that’s practical and compliant.
Professional Septic Tank Inspection
We provide comprehensive septic tank inspections, complete with a simple report to ensure your system is safe, compliant, and performing as it should.
Orchard and Rural Toilet Design
We design practical, compliant toilets for orchards and rural sites, tailored to handle seasonal or high-use demand while protecting your land and the environment.
Residential Wastewater Pump Station Design
We design compliant, council-ready wastewater pump stations for residential sites where gravity flow isn’t an option - safe, reliable, and tailored to your property
Commercial and High-Volume Systems
We design robust, compliant wastewater systems for commercial sites and high-use properties, tailored to handle larger flows safely and efficiently.
Building Consents, Resource Consents, DPAs and Abatements
We take care of consents, approvals, and abatement notices, making the council process straightforward and stress-free
Need something else?
If it's to do with water, we do it! Feel free to reach out for pricing anytime. We'll talk through your needs and provide a GUARANTEED FIXED PRICE for our service + 100% MONEY BACK GUARANTEE.
Contact Our Team
Reach out to NZ's leading independent septic tank specialists for all inquiries.
[email protected]
0800 MY NEW DUNNY (0800 696 393)