You've got the right idea, however everything is working just fine right now, and besides, it's great for the price you pay for it, and if you balance by hand you'll somtimes see swings of .7 of a ph point. Swings of less than .2 every once in a while aren't too bad.
mountainman Reviewed by mountainman on . Build a ph doser/controller - under $100 - tutorial Ok, so what's a huge issue that we're always dealing with in hydro? Ph of course! Personally, I hate having to deal with it multiple times a day, but I can't afford to spend $1500 on a professional doser system. The following system is only an acid doser, however with some tinkering you could likely make it both acid and base capable, however I will not cover that. Making it function as an acid doser is a simple process that will be extremely easy for anyone. Items needed: 1. Milwaukee Rating: 5