
Composting
Toilet
Eco
friendly
What is a waterless / water free toilet system?
A sanitation system that does not require any water to function. Not only does it save on water use, but it is entirely isolated from the surrounding environment and cannot contaminate underground water resources.
How can sanitation work without water ?
The system utilises a natural biological process to break down human waste into a dehydrated odourless compost-like material.
How does it work ?
We receive many questions about the toilets, of which " How does it work " is the most frequently asked
The following is a brief description of the ECOSAN toilet concept as well as it's main features.
| The human excrement falls down a vertical chute (2) and into one end of a specially designed helical screw conveyor (3). Every time the toilet lid (1) is lifted, a mechanism rotates the conveyor. With each rotation the human excrement slowly moves along, taking approximately twenty five days before falling into a reusable collection bag (4). It takes six months for the bag to fill with dry and odourless waste. Through the uniquely designed ventilation pipe (5), adequate airflow is provided for the dehydration / evaporation, deodorising process. Human excrement consists of roughly 95% moisture. As the solids dry in the conveyer the urine and moisture is vented into the atmosphere. The solid waste then dries into a compost-like material, roughly 5 - 10% of it's original mass. The dry waste is manageable and can be processed in the following ways. Use it in the making of compost Dispose of it by using municipal waste services Use it as a source of fuel Large objects like beverage cans, disposable nappies or other objects accidentally dropped down the chute will not block the system, It is however not advisable to do this |
No plumbing required No drains No pipes Waterfree Low odour levels Chemical free Relatively light and easy to install |
| Mining and other high volume usage units. As a variation on the home model designed for normal use, a special modification was made to accomodate installations where there is a high frequency of use of toilets. This model uses a drum instead of a bag for waste collection. The unit is therefore not a completely dry system and also means that the drum needs to be emptied on a regular basis. This unit is ideally suited for places where the installation of sewerage pipes are difficult, for instance underground mines or very busy public places. |
TECHNICAL SPECIFICATIONS
| Length | 2450 mm |
| Width | 630 mm |
| Height |
750 mm above floor level - Toilet bowl 1120 mm - Height of catchment drum at back |
| Material | LDPE - Low Density Poly-Ethylene |
| Weight | 90 Kg's |
Installation Diagram
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Extractor Fan Options: Wind Turbine - Solar Fan - Electric Fan
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Installation is very easy. Once the trench is completed it is a matter of lowering the toilet into it, ensuring that the toilet is level, and filling up the trench with sand.