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Change to water-efficient
appliances and fittings
Look for high Water Conservation Rating
labels when buying an appliance such as a washing machine or a dishwasher, or replacing fittings
like a toilet, shower heads or taps.
The more "AAA's", the better.
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An average house tap flows
at 20-30 litres per minutre, depending how far it's turned on. Apply this flow rate*
to all your water activities and you'll be surprised at how uch is used.
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Inside
In the bathroom |
| Brushing teeth |
5L |
| Washing hands |
5L |
| Flushing toilet |
12L |
| Shower |
40-250L |
| Bath |
50-150L |
| Continuously trickling toilet |
6,000L/yr |
| In
the laundry |
| Washing machine |
40-265L |
| In
the kitchen |
| Drinking, cooking, cleaning |
8L/day |
| Dishwashing by hand |
18L |
| Dishwasher |
20-90L/load |
| Garbage disposal unit |
30L/day |
| Outside |
| Sprinkler |
1,000L/hour |
| Washing car with a running hose |
100-300L |
| Hosing driveway |
About 200L |
| Dripping tap (slow) |
30L/day |
| Hand-held hose |
10-20L/min |
| Filling swimming pool |
Up to 55,000L |
| Evaporation loss from typical
home pool |
Up to 200L/day |
| * Figures vary due
to personal habits and design of household appliances. |
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Modify the way
we use water
The average family uses 60% of its domestic
water inside the house. Most households can:
- Reduce total domestic water usage by
30% through fitting Water Conservation 'A' Rating products inside the home.
- Make further big savings just through
changes in the way we use water.
- Save thousands of litres each year by
changing a family's habits of water use. Make it a project for everyone!
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In the bathroom
Inside the house, the toilet accounts
for 32% of water used - about 57,000 litres a year in the average home.
- Install a dual flush cistern (9/4.5L)
in place of your old one, or convert that with an adaptor.
- Install a water-efficient shower head.
A family of four can save around 100,000 litres in a year.
- Add aerators to basin taps, or fit new
taps with aerators built in.
Many of our bathroom routines are old habits which we can modify:
- Take shorter showers and save a heap
on water heating costs! About five minutes works well.
- A half-filled bath uses less water than
a long shower - have a soak.
- When brushing teeth, use a glass for
rinsing - don't run the tap while cleaning. At about 5 litres a time per person, calculate
the savings per person per year!
- It's much the same for shaving. And
heating water costs a lot. Rinse your razor quickly, then turn the tap off.
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In the laundry
Front loading washing machines generally
are more efficient, using:
60% less water
30% less electricity
50% less detergent
With any washing machine:
- Have a full load of laundry before operating.
- Limit detergent use and choose environmentally
freindly, biodegradable, phosphorus-free detergents.
- Use the suds-saver option when possible
Due to possible health risks, recycling untreated washing machine water onto
lawns and gardens cannot be endorsed. Research is being undertaken to resolve this issue.
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In the kitchen
- Use the dishwasher only with a full
load. This also saves electricity.
- Fit aerator taps to reduce water flow
by 50%.
- Avoid rinsing of dishes under a running
tap. Use a plugged sink or place dishes on a rack and carefully pour water over them.
- Clean vegetables without running the
tap. Rinse in a plugged sink or pan.
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Check
for leaks
Undetected leaks can waste thousands of
litres of water each year.
- Turn all taps off late one night or
when going away for the day, and take a meter reading. Check the meter after some hours, before
again using water. If the meter reading has advanced, you may have a leaking pipe, tap, water
heater or toilet cistern. Locate the problem and repair it.
- To chck for toilet cistern leaks, put
a little food colouring in the cistern, If, without flushing, the colouring appears in the
bowl, repair the flushing mechanism.
- Regularly read the water meter and compare
usage in a methodical way. (Tip: a good project for children.)
- Observe taps, washers, pipes and cisterns
for leaks and have any repaired immediately.
- Turn taps off properly. Check washers
for wear.
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Hot water pipes
and systems
- Insulate hot water pipes. This reduces
use of water and energy before hot water flows through.
- Make sure the system thermostat is not
set too high. Apart from the danger to children of scalding hot water, it wastes energy to
cool it by adding cold water.
- Check and ease the units pressure valve.
If the overflow runs constantly, have the valve checked by a plumber.
- If you have a spa, ensure it is well
insulated to keep warm longer. Reheat recirculating water to reduce wastage.
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The
yard
- Use a broom, not a hose, to clean paved
areas. A hose can use over 1,000 litres of water per hour.
- Control water games which use hoses
and sprinklers.
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Swimming pool
- Evaporation from a typical home pool
can loose up to 200 litres of water a day, so cover the pool.
- Check the pool for leaks
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Washing
car, boat, caravan
- Use a bucket and sponge for washing.
Use the hose for rinsing only - and turn it off between rinses! A running tap wastes 1,000
litres an hour.
- Wash them on the lawn, so the water
is used by the grass.
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Acknowledgement: Text and
images from the 'WMC Limited WaterWise program'.
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