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Re: Water Catchment Walls - Study of Rainwater Quality




Greetings,

What university did the study on rainwater quality based on roof type and
storage tank material?
I would be interested in reading the synopsis on that. Who should I contact
to request a synopsis?

Regards,

Brett Canaday
6759 W. State Road 128
Frankton, IN  46044
765-754-7904
Pond Site Consultation, Shade Tree Planting
-----Original Message-----
From: permed@nor.com.au <permed@nor.com.au>
To: permaculture <permaculture@franklin.oit.unc.edu>
Date: Thursday, November 30, 2000 4:28 PM
Subject: Re: Water Catchment Walls


>>how else would you store water. plastic tank? redwood tank? cement tank?
>>does cement leach anything into water? if so which is better cement or
>>plastic leaching into the water?
>
>We have 3 different rainwater tanks, 1 plastic, 1 galvinised metal & 1
>cement
>the cement tank definitely has the best quality water
>Rain water is generally acidic which will leach copper from copper water
>pipes and aluminium from metal pipes. The lime in the cement helps
>neutralise the water.
>A study conducted by our local University on rainwater tank quality found
>the best quality water came from a colourbond gal-iron roof stored in
>cement water tanks.
>
>Djanbung Gardens Permaculture Education Centre
>home to:
>Permaculture Education
>ERDA Institute Trust
>Nimbin Eco-Village Project Office
>Robyn Francis - permaculture designer & educator
>PO Box 379, Nimbin NSW 2480 Australia
>permed@nor.com.au  www.earthwise.org.au
>
>
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