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Wastewater for Residential
It might be obvious, but WaterFlow understand and respect that your home is where you live.
Our trusted industry partner, Waterflow will be with you every step of the way, from your first call and recommending a bespoke solution, to guiding you through the regulations and consent processes. And you can be safe in the knowledge that if it does require any maintenance afterwards, we will be there to support you.
Power-Free Wastewater Treatment for Off-Grid and Rural Properties
Eco-Friendly and Cost-Efficient
NaturalFlow’s passive treatment process uses nature’s own methods — worms and beneficial microorganisms — to safely treat wastewater. It’s an environmentally friendly alternative to traditional septic systems and ideal for homes wanting a low-impact, energy-free solution.
A System That Works With Nature, Not Against It
With no electricity needed, the system has minimal ongoing running costs and no mechanical failures to worry about. The result is a reliable, long-lasting solution that treats grey and black water efficiently and without noise.
Perfect for Off-Grid Living
For tiny homes, cabins, rural sites, and eco-focused properties, NaturalFlow is the ideal choice. Even on sloping sections, the system can operate entirely without power — making it one of the most sustainable wastewater options available in New Zealand.
Natural, Worm-Based Wastewater Processing That Mimics the Forest Floor
Let the Worms Do the Hard Work
NaturalFlow’s design mimics the natural forest floor, where organic matter breaks down through vermiculture and soil-based processes. Inside the purpose-built WORMORATOR® chamber, solids are separated from liquids and processed using natural filtration and decomposition.
A Self-Managing EcosystemThe system’s bark-based media filters liquids while tiger worms break down solids, transforming them into water-soluble nutrients that disperse safely back into the soil. With no chemicals, pumps, or moving parts, the system works quietly and efficiently beneath the surface.
Low-Maintenance Wastewater Treatment With No Pumps or Motors
Quiet, Passive, and Built for Longevity
Because NaturalFlow relies on natural processes rather than mechanical pumps, it requires very little maintenance. Its simplicity is its strength — fewer components mean fewer potential failures and far lower ongoing costs.
Spend Time on What MattersWith no complicated machinery to monitor, the system takes care of itself in the background. This makes it ideal for busy families, holiday homes, rental properties, and off-grid hideaways where low maintenance is essential.
Odour-Free and Reliable
The treatment process is odourless and designed to operate year-round, keeping your property fresh and functional without the need for routine intervention.
Handles Peak Household Use With Ease — Perfect for Guests and Holiday Homes
Handles High Use Without Stress
NaturalFlow systems naturally adjust to the ups and downs of household water use. Whether your home is full during holidays or quieter during the week, the worm colony adapts to the flow — ensuring the system remains stable, efficient, and odour-free even during peak use.
Perfect for Holiday Homes and Guest StaysIf you regularly host guests or have a bach that sees seasonal spikes in usage, NaturalFlow is an ideal solution. It can manage sudden increases in water flow without compromising performance or affecting the tranquillity of your outdoor space.
Modular Designs Tailored to Your Site, Tiny Home or Lifestyle Block
Designed Specifically for Your Site
Every NaturalFlow installation is tailored to your land, water usage, and council requirements. The modular design allows the system to scale easily — from small tiny home setups through to full-size residential and commercial applications.
Flexible for Any Build TypeWhether you need primary or secondary treatment, or a system suited for off-grid living, WaterFlow’s engineering team will design a solution that ensures optimal performance for your property.
Suited to Tiny Homes, Cabins, Farms, and Lifestyle Blocks
From compact builds to large dwellings, NaturalFlow adapts easily. Its flexible layout and passive operation make it especially well-suited for Footprint Homes customers looking for reliable onsite wastewater solutions.
Yes — You Can Still Have a Flushing Toilet Off-Grid
Going off-grid doesn’t mean giving up comfort. With the NaturalFlow system, you can enjoy a full flushing toilet in your tiny home, cabin, bach, or lifestyle block — without needing power, pumps, or complex machinery. Unlike composting toilets, NaturalFlow handles both blackwater and greywater naturally using worms and passive filtration. This means:
- No smell- No chemicals- No power connection required- No buckets or manual handling- No sacrifice in comfort or hygiene
Your toilet works exactly the same as a standard home — it simply connects to a wastewater system designed for off-grid living. For tiny homes and small builds, this is a game changer. You get the lifestyle freedom of off-grid living without compromising on the basics.
How the NaturalFlow Wastewater System Treats Blackwater & Greywater
A Simple, Natural Treatment ProcessNaturalFlow separates grey and black water at the dwelling, sending each through a specialised series of passive treatment stages. Solids are processed within the WOROMATOR® chamber, while liquids move through natural filtration and soil-based purification.The final result is clean, safe, nutrient-rich water that is returned back into the environment — all without electricity, noise, or mechanical systems.
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