Showering Calculator

Showering Calculator	Savings with Energy Saver Showerheads
Tariff * T31 T33 T11
People in household 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Average length of shower (minutes) 1 3 4 5 7.5 10 12.5 15 20
Cost without Energy Saver Showerhead	$0.00 $0.00
Cost with Energy Saver Showerhead	$0.00 $0.00
	Total Saving
	$0.00 $0.00

Assumptions: 40% of water used is hot water. Existing showerheads use 23 litres of water per minute and Energy Saver Showerheads use 9 litres of water per minute. Cost of water is 70c per kilolitre. 1 kilowatt-hour of electricity is required to produce 15 litres of hot water.