I use aquarium dosing pumps that have a app. I already had a ph/tds/temp meter and a remote cam to view it so it made sense for me. Not automatic but I look in on it often and it has worked for me. Some people have issues with the app but its worked 100% for me.
$80 each so cost me $320 for...
I use an 80/20 mix or RO/tap and I let it stablelize in my top off barrel for 24hrs.
It goes up slightly after I put it in my res, then starts dropping for 2 days. Then a slow drift up after that.
I'm using tap water that starts around 150ppm.
Their tap formula contains 3% Ammoniacal nitrogen...
It doesn't seem to drop out and I'm not adding that much since I'm just using it for ph up. Also I think making it soluble the way Bugbee does makes a difference.
I am somewhat new to growing and running RDWC with a combo of Jack's new RO and TAP formulas. It's hard to decifer all the info out there, there's a lot of bro-science but very little actual science. Luckily that is finally changing.
What I found most frustrating was the nutrient uptake/ph...