Excess liquid decants through the tank's drain. The ventilation system mounts directly on either side of the Phoenix. In cold climates, insulate the vent pipe reduce frost accumulation and condensation. With high snow loads, the vent should exit near the roof ridge. Back to top How Composting Toilets Function Human and food wastes compost in the Phoenix's oxygen-rich environment.
Offensive odors diasappear.
Manually rotated tines control the movement of material to the bottom, keeping fresh waste from contaminating the finished compost during its removal through the lower access door. Liquid filters through the compost pile and is further stabilized in the well-aerated, permanent liquid treatment medium in the bottom of the tank. Continual evaporation usually prevents needing to drain or otherwise remove liquid from the tank. Back to top Graywater Treatment Option s Several options exist for treating graywater. Treatment systems that utilize natural biological processes require less energy, and are simplier and more reliable.