khg

Selling my brand new never setup KH Guardian with AIM module for apex, upgraded double junction probe, and 4 packs of reagent. Took it out of the box and placed it in my cabinet but never set it up, still wrapped and probe sealed. I have the original box to ship it in. Moving states soon and...

Used khg with apex connection $450 Used apex EL $400 plus shipping I bought it on June 30,2020 both of the items , I had two of each and I decided to joint tank to eliminate maintenance selling the newest apex and khg, pm if interested

Hi all, I'm on the fence to get a unit be it Alkatronic, KHG etc. I've been trying to go through the threads but almost all of them talk about tuning, connectivity, and troubleshooting. I was hoping to see how things turn out after you've dialed in the unit and have very stable Alk. Do the...

My 150 gal mix reef tank hits 20 month now and wanted to share my newest addition on kh auto controlling!!! I added my set up with KHG kh guardians which is now auto testing my tank kh 8 time a day. It transfer the data to my apex via the bnc cable. Here’s a 7 day kh curve I accomplished...