Build your own composting toilet

Do you want to build your own composting toilet for a van, tiny house, or off-grid project? The TROBOLO kit contains everything you need as a foundation for a functional waterless and chemical-free toilet.

The system is designed for easy assembly, comfortable use, and simple emptying. All containers are leak-proof, sealable, and ready for daily use on the go.

The separation insert is made of durable, smooth, and fully recyclable material that is easy to clean and does not absorb odors. Once installed in your own box, it is compatible with most commonly available toilet seats.

What's in the box

separation insert – grey, white depending on the variant
solid waste container depending on the variant
liquid waste container depending on the variant

Note: The overflow lid (Spill Stop) is not included.

Available variants

The TROBOLO DIY kit is available in three sizes and two color variants for the separation insert.

MINI

solid waste container: 6.5 l
liquid waste container: 4.6 l
recommended external box dimensions*: 395 × 340 × 341 mm

MIDI

solid waste container: 11 l
liquid waste container: 10 l
recommended external box dimensions*: 480 × 320 × 462 mm

MAXI

solid waste container: 22 l
liquid waste container: 10 l
recommended external box dimensions*: 525 × 380 × 462 mm

* Dimensions are based on the use of 15 mm thick plywood.

Whether you're building a simple toilet for a van, an expedition vehicle, or a tiny house, the TROBOLO DIY kit provides a reliable foundation for your own solution.