Toilet
Toilet flush
per person and year %s m³

× persons =  l

Washing machine
Washing machine
per person and year %s m³

× persons =  l

Cleaning
Cleaning
per person and year %s m³

× persons =  l

Garden
Garden water usage
l/m² per year

× =  l

  • Rainwater demand =  l
  • Rainwater available =  l
  • Tank size =  l
  • Annual savings
Is your demand for rainwater currently higher than your harvest? Please check whether further roof surfaces can be connected.