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      09-23-2013, 07:29 PM   #57
Private First Class
Drives: 2013 BMW M3 COUPE
Join Date: Jul 2012
Location: San Francisco, CA

Posts: 148
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Originally Posted by Z K View Post
WTF? you need this in San Francisco city? SF has one of the cleanest and non-hard water supplies in the US!

Originally purchased for a marine reef aquarium, but I also have it piped to a storage tank to wash the car. SF water is clean, but it still leaves water spots.

TDS meter on the tap reads about 20-25ppm, whereas with this unit you get 0ppm.
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