A vacuum system where the system's pump generates vacuum in the piping only when a toilet is flushed or a greywater tank is discharged. Used in small systems with 4 to 10 toilets.
Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. Perspectives are like filters: they compile and structure the information that relate to a given focus theme, region or context. This allows you to quickly navigate to the content of your particular interest while promoting the holistic understanding of sustainable sanitation and water management.