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					Originally Posted by  Lampshade
					 
				 
				That works, but $10 a month is $120 over a year, so in 1 year you've pain for a half decent R/O unit.. and also don't have to go to canadian tire to get water.  Lower startup cost though, and that's usualy the expencive part. 
			
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 for a regular 5 stage ro/di filter, how long does the filter media last? and how much to buy the new medias? Thanks