L31 - Water Flow Restrictor

Implementing this symbol means the business/company has installed water flow restrictors in all water taps except where the total amount of the available mains pressure is needed for the operating of the business. In 5 years Save $ 27.85

A water flow restrictor or flow reducer fitted to taps is a simple, small washer that fits behind the water outlet nozzle of any tap or shower spout. These washers are easily obtainable at any hardware store and are inexpensive, this is a very effective retrofit exercise that produces amazing savings. If you are unsure how to do this, just call your favorite plumber and he or she will take care of it for you.


Example: 15 liters per minute reduced to 8.5 liters per minute.
NoteTimes/Hours/Amount UsedDays Per Week UsedDays Used in One YearConsumption of ResourceTotal Use of ResourceCost of Resource Per UnitTotal Resource Cost in One YearEstimated Implementation CostEstimated Savings in Five YearsEstimate Pay Off Time
Without Implementation1 Minute7 Days365 Days15 litres5,475 litres$ 2.35$ 12.85-$ 0.00-
With Implementation1 Minute7 Days365 Days8.5 liters3,102 liters$ 2.35$ 7.28$ 0.50$ 27.85instant