the pepper thing works pretty well,I used it yesterday around lights out and noticed a big difference in mites. They weren't just hanging out on top of my plants sunbathing,at this rate maybe a few more treatments I'll be mite free. Not saying it's the best solution but it does work.
The trick is to use party cups like pots,fill the cup with growrocks place Rockwool cube in cup ,place cup in 2ltr. I used a soldering gun to put holes all around my cups and slightly roll 2ltr bottles in warm pan to round the rough edges. Never had a root issue.
I purchased the 11 plant version from hydro Ron in 1999 for my first hydroponics grow, it's a very low pressure system I didn't even glue the parts together and still no leaks. I still have it 16 years later I'm thinking about using it for my next 2x4 tent grow. Use a short tote for the...
Just look around it's all there, not saying they are the best around but they are far from junk and are totally capable of growing decent bud,why so much hate ( in this forum).