Sustainable State Urine Diverter/ Separator Kit
The Smart Start to any DIY Composting Toilet.
 
Whether you're building a composting toilet for your off-grid cabin, tiny home, campervan, or boat this is the most important part to get right. Our NZ-made Urine Separator Kit is designed to make your build easier, cleaner, and more efficient.
 What’s Included:
Urine Separator Funnel:
Made from durable, acrylic-capped ABS plastic for long life and easy cleaning. Its wide, joint-free surface resists grime buildup and improves hygiene. Designed to be cut to shape if needed, this funnel efficiently separates liquids from solids  reducing odour and enhancing the composting process from day one.

32mm Plumbing Outlet + Silicone Washer:
Connect to a urine collection container or direct-plumb to an external tank or greywater line  no extra parts needed.
 Key Benefits:
Cleaner, low-odour composting by keeping liquids and solids separate
NZ made from high-quality materials  not cheap imports
Customisable design  trim the top to suit your build
Easy to clean no fiddly joins or grime traps
Fits most DIY platforms, bench setups, or pre-made toilet boxes
Saves water up to 60,000L per year in the average household
Better for the planet  ditch the black tank and skip the septic system
 
 Specs:
Colour: White
Material: Acrylic-Capped ABS Plastic
Overall Size: 450mm x 450mm x 130mm
Bowl Opening: 220mm wide x 320mm long
Plumbing: 32mm Urine Outlet with washer included
 
 Why Choose Sustainable State?
We’re proudly local and passionate about sustainable solutions. Unlike offshore brands, we offer personalised support, faster delivery, and nationwide free shipping. Plus, we’ve spent years helping off-grid Kiwis build smarter, cleaner systems and we’re here to help you do the same.
 
How to Use:
Fit it into your compostable toilet system.
Let it do its magic – separating the liquid gold.
Empty the collection container, and voila, you're all set!