A Gradient Drainage is now the New Zealand distributor for Kubota wastewater systems, working under True Water — the Kubota distributor for Australia and the Pacific — to deliver these systems right across the country. This post explains who the partners are and how they fit together. Where it started A lot of our work has been on difficult sites in the Hauraki Gulf — steep, rocky, water-sensitive island blocks. Sites like that call for wastewater systems that are lightweight

Waiheke’s weather is getting more unpredictable and heavy rainfall events are becoming more frequent. When stormwater isn’t managed properly, the effects are felt fast: Flooding around homes Washed-out driveways Slips on coastal or steep sites Sediment flowing into streams and beaches Damage to landscaping and retaining walls A lot of older properties on Waiheke weren’t designed for today’s rainfall levels. Modern stormwater solutions such as channel drains, soak pits, retai

Summer is the season when Waiheke homeowners upgrade outdoor areas — new decks, pools, gardens, sheds, or entertaining spaces. But one thing many people forget? Drainage is the foundation of every good landscaping job. Without it, you can end up with: pooling water around decks soggy lawns mosquito breeding spots rotting posts water against your house or foundations unusable outdoor areas in winter If you’re planning a summer project, we can: assess your section design draina

Living on Waiheke Island means relying on rainwater for your everyday needs. Without a mains water supply, your tanks are your lifeline — but when summer arrives and the rain slows down, those tanks can run low quickly. That’s when many households end up relying on costly water deliveries. The smart solution? Installing a secondary water tank. Benefits of a Secondary Tank More storage = more security → Capture extra rain during wet months and carry it into summer. Peace of mi

Whether you’re building a new home or upgrading an outdated system, choosing the right wastewater treatment plant is essential for the long-term health of your property. On Waiheke Island, where land conditions and environmental standards can vary from site to site, it’s important to select a system that’s both compliant and suited to your lifestyle. New Builds – Start with the Right System If you're planning a new build, your wastewater treatment plant needs to meet Council

Living on Waiheke means many homes rely on onsite wastewater systems like septic tanks. While they quietly go about their work, they’re...

When it comes to water tanks, drainage, and wastewater systems, Waiheke has unique challenges: No central water supply High reliance on...

On Waiheke Island, most households rely on rainwater collection for their daily water needs. Without a reticulated water system, it’s...