Discussion in 'Water Fed Pole Cleaning' started by slippy, Nov 12, 2015.
I heard if they are too high off the bottom then the TDS comes out too high, is this true?
The top of the riser tube needs to be flush with the top of the di bottle. If it is shorter than this then the resin below it will not be exhausted.
Oh! The ones I bought, I was told 10mm above the top! I do have push them into the o ring in the head