no air dryer. I know i should use one to have max potential of the ozoner. it is a enaly 300 off of ebay for 48.00. it puts out 300mg ph. i figure if i don't use a dryer it is probably only putting out 75-100mg. I am using a millwaukee sms-125 ph orp controller.
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" I'm tryin to think! but nothin happens"
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