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Energy Efficient Showerheads

Using energy efficient showerheads can save you money

Showerhead

Features

  • Energy efficient design
  • Has removable flow controller
  • Easy to install
  • Range of colours and models available
  • Adjustable spray
  • 5 year warranty
  • Will not clog or corrode

Benefits

  • Saves water and power
  • Suitable for low and mains pressure cylinders
  • Can replace own old showerhead
  • Suit individual bathroom decor
  • For individual showering preference
  • Long life
Running cost comparison
Based on Meridian Energy's 24hr tariff October 2010
Mains Pressure - Old type shower head
2 seconds to fill a 1 litre jug = 30 litres per minute x 7 minute showers
= 210 litres 50% split hot and cold
= 105 litres hot water @ 0.08 kW of electricity to heat 1 litre
= 8.4 kW x unit cost (19.66 cents - Meridian controlled)
= $1.65 per shower
Energy Efficient shower head
9 seconds to fill a 1 litre jug = 6.66 litres per minute x 7 minute shower
= 46.66 litres 50% split hot and cold
= 23.33 litres hot water @ 0.08 kW of electricity to heat 1 litre
= 1.86 kW x 19.66 cents
= 36 cents per shower
That is a saving of $38.70 per month ($1.29 per shower x 30 per month).
Low Pressure - Old type shower head
16 seconds to fill a 1 litre jug = 3.75 litres per minute x 7 minute showers
= 26.25 litres 50% split hot and cold
= 13.12 litres hot water @ 0.08 kW of electricity to heat 1 litre
= 1.05 kW x unit cost (19.66 cents - Meridian controlled)
= 21 cents per shower
Energy Efficient shower head
30 seconds to fill a 1 litre jug = 2 litres per minute x 7 minute shower
= 14 litres 50% split hot and cold
= 7 litres hot water @ 0.08 kW of electricity to heat 1 litre
= 0.56 kW x 19.66 cents
= 11 cents per shower
That is a saving of $3.00 per month (10 cents per shower x 30 per month).

As you can see from these examples the greater the water pressure the greater the saving when an energy efficient shower head is fitted.

Filed under: Saving Energy & Running Costs,


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