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UK Window Cleaning Forum => Window Cleaning Forum => Topic started by: tartan cleaning on December 19, 2007, 08:25:45 am

Title: 4040 ro
Post by: tartan cleaning on December 19, 2007, 08:25:45 am

hi i have a strange thing happening with my ro for a while now the tds reading out has slowly been going up which i thought normal it got to 0015 out which i thought acceptable now its gone down to 0010 how has it gone down is it to do with the water in being lower in ppm??? ???

Title: Re: 4040 ro
Post by: windowwashers on December 19, 2007, 08:26:28 am

Quote from: Tartan Cleaning Services on December 19, 2007, 08:25:45 am

hi i have a strange thing happening with my ro for a while now the tds reading out has slowly been going up which i thought normal it got to 0015 out which i thought acceptable now its gone down to 0010 how has it gone down is it to do with the water in being lower in ppm??? ???

how old is it ?

Title: Re: 4040 ro
Post by: tartan cleaning on December 19, 2007, 08:28:01 am

2years and 6mths

Title: Re: 4040 ro
Post by: Roy Harding on December 19, 2007, 08:30:16 am

I would think because of the cold, the membraine is not as flexable and therefore takes more solids out of the water.

Roy