The Sands STP (Sewage Treatment Plant) is designed to treat domestic sewage and municipal wastewater to reusable quality for recycling or safe environmental discharge. The system uses biological treatment processes including activated sludge, MBBR (Moving Bed Biofilm Reactor), or SBR (Sequential Batch Reactor) technology followed by tertiary treatment. Treated water can be reused for gardening, flushing, or irrigation. Packaged and customized plants are available.