Quote Originally Posted by shazza View Post
Once the water - distilled/de-ionized/pharmacy/battery/etc. hits your loop, it's going to no longer be "pure," as it's going to absorb ions from the metals in the loop. The potential for more expensive water to save you from damage if you get a leak is (in my opinion) nil.
Okay, thanks for explaining!
But then why do the water quality even matter? Why is 0,1us better than 500us?