Quote Originally Posted by pnoon View Post
I did not know that. But I still only use distilled water.
I wouldn't replace my existing RO system and spend $329 on his when distilled water is cheap.
100% agree, with distilled water being 99 cents a gallon there is no reason to put one in just for a humi. I was just pointing out that RO is ok per Bob, so the correct info was out there.