Green Pre-Selection 2024

An affordable and straightforward coffee wastewater filtration system based on verm filtration, which utilizes earthworms in an aerobic treatment process. Specifically designed for small coffee farms, it effectively minimizes the environmental impact. This is a system can compost the coffee cascara and purify the fermentation waste water at the same time. Using the solar panel to power the spray system. Due to its modular design, the system can be expanded in the future.