gravity fed

Hi guys, I'm currently running a gravity fed system (Autopot) linked to a 100L flexitank. I mixed up 50L of nutrient solution about 5 days ago, the ppm of the solution was between 840/980 when mixed (as shown on the Blue Lab Truncheon). I've checked it again this morning and it's now sitting...

Hi guys, hope your all well. I finally decided to 'turn on' my Autopot system now the girls are established and feeding from the bottom. I turned them on 2 nights ago and monitored them closely whilst they filled...2 of the pots kept filling continuously until they overflowed, I removed the...