Water Efficient Green Homes

Experts are sounding the alarm that potable- They range in price from $3 to more than $80.
water will soon become as precious a commodity- You get what you pay for; low-priced models
as oil. While world population continues to growwill need to be replaced in a couple of years, as
ever faster, freshwater resources remainwater pressure erodes the drop holes.
constant - only 1% of the world's water is fit for- Aerating-type low-flow units mix water with air,
human use. In the U.S., 36 states anticipate local,creating a misty spray that can permeate the
regional or statewide water shortages by 2013. Ifentire bathroom-not good in humid climates where
we all started using water more efficiently, weadded moisture can lead to mold, mildew and
can help preserve water supplies for futureother problems.
generations and save money on our water and- Early model aerating units are commonly viewed
sewage bills.as not providing enough water for a good shower.
According to the Environmental Protection- Laminar-type units form individual streams of
Agency, homes use more than half of publiclywater, and receive high marks for providing
supplied water in the United States. An averageadequate water flow while minimizing waste.
American family of four can consume nearly 400- Opt for a high quality laminar unit with large size
gallons of water per day and spends up to $500droplet holes.
per year on water and sewage bills. The biggest- CAUTION: Installing low-flow shower heads can
uses of water in a home are:increase back pressure in water supply lines. This
Toilets (27% of total water usage)can cause a leak in the pipe, and can cause the
- The average person flushes the toilet about fivebathtub faucet to leak large amounts of water
times per day. Low-flow toilets (less than 1.3while your low-flow shower head is running. Make
gallons per flush) and dual-flush toilets can savesure that the diverter valve (the valve that shuts
more than 2.000 gallons per year.off flow to the bathtub faucet when the shower
- Note that early model and 'builder grade' 1.6is running) is in good working condition.
gallons per flush (gpf) low-flow toilets have aFaucets (16% of total water usage)
reputation for not flushing completely and/or- The average person uses faucets for about 8
require you to keep a plunger handy.minutes each day.
- Choose models that score high on key- Sink faucet aerators conserve water by
measurement criteria such as plug resistance,reducing the rate of water flow.
completeness of flush (at least 500 grams based- Use sink faucet aerators on fixtures located
on MaP testing), noise levels, how well the bowlclosest to the water heater. The further the
rinses and length of time to refill.distance from the water heater, the longer you'll
- Many plumbers recommend G-Max and Pressurehave to run the tap to get hot water - and
Assisted low- flow units. However, the suddenactually waste more water than you would
action and noise of Pressure Assisted units canwithout using an aerator!
startle children-not very helpful when trying to- Faucet aerators are the most cost-effective
potty train!when water delivery pressure is high.
- Dual flush (1.6gpf for solids, 0.8 gpf for liquids)- Their water flow rates range from 0.375 gallons
are common in many parts of the world, and areper minute to 2.5 gallons per minute.
gaining popularity in the U.S.- They range in price from $1.50 to $25.
Clothes Washers (22% of total water usage)Dishwashers (5% of total water usage)
- The average home washes 7 loads of laundry- The average home uses the dishwasher 5 times
per week.per week.
- ENERGY STAR label units consume about 20- An ENERGY STAR label dishwasher uses about
gallons of water per load, compared with 4040% less water than conventional models.
gallons for standard models.Similar to the highly successful ENERGY STAR
- Front loading (horizontal axis) washers use halfprogram to help consumers choose energy
as much water as conventional (vertical axis)efficient products, the U.S. Environmental
units. Washing full loads rather than partial loadsProtection Agency recently launched the
saves up to 3,400 gallons per year.WaterSense program. The WaterSense program
Showers (17% of total water usage)establishes water-efficiency standards for
- The average person showers about 5 minutesappliances, and issues a label to help buyers
each day.choose high quality, water efficient products. Visit
- Low-flow showerheads can help conserve waterthe WaterSense website at
by reducing water flow.By making smart choices in how we consume
- The water flow rates of low-flow showerheadswater today, we will be able to ensure a steady
range between 0.5 gallons per minute to 2 gallonssupply of potable water for our
per minute.great-grandchildren.