Calculator - Polymaster

Home Calculator

Summary

Litres per day
Litres per year
Rain harvested
Tank size

Roof Area (Sq. Metres)
Average Annual Rainfall (mm) Click here to find out your local average annual rainfall.
Amount of Rain Harvested (litres)

Assume the tank can fill 3 times per year (Depends on rainfall and usage patterns)

Minimum Tank Size

Summary

Litres per day
Litres per year
Rain harvested
Tank size

Indoors

Activity	Amount (per day)	Daily (ltr)	Yearly (ltr)
Shower15 litres per minute	Mins
Bath150 litres	People
Dishwasher30 litres per load	Loads
Front Load Washing Machine80 litres per load	Loads
Top Load Washing Machine100 litres per load	Loads
Brushing Teeth (tap running)5 litres per minute	Mins
Drinking, Cleaning & Cooking10 litres per day, per person	People
Hand Basin Use5 litres per use	Times
Toilet Flush single6 litres per flush	Times
Toilet Flush half3 litres per flush	Times

Outdoors

Activity	Amount (per day)	Daily (ltr)	Yearly (ltr)
Garden Sprinkler15 litres per minute	Mins
Car Wash200 litres per wash	Times
Hosing Hard Surfaces15 litres per minute	Mins
Drip System6 litres per hour	Times
Filling PoolSize in litres	Litres

TOTAL LITRES PER ANNUM