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					Originally Posted by  PoonTang
					 
				 
				Also watch your temperature as it makes a huge difference to the TDS if you get it over about 76 deg. I know you use a fawcett to supply the filter like I do and i have seen it if you have it too high. I guess the heat must expand the pores in the membrane. 
			
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 Interesting. I'll try to keep it a bit cooler. I did notice it was quite warm today  but I think that was because I was running the washing machine at the same time (hogging all the cold water).