Just get the cap DNA recycle timer. They work great but the secret is to not overload them. Use them as a trigger to power a relay and they last forever.
Do not run your nutes through the chiller. The only metal that should ever come in contact with your nutes is stainless steel. You need a wort chiller and a separate pump and small res.
Thanks g. When i do projects and upgrades I spent lots of time looking for the best deal for the best part and there is nothing even close to the smart bin. With 50gal in it I can stand on it, the bitch is heavy duty and 1\3-1\2 the price.
Flower
First two weeks
Ppm 800-900 pH 5.6-5.8
Pbp grow 5ml per gal
Pbp bloom 5ml per gallon
Liquid karma 2ml per gal
Silica blast 3ml per gal
Vitamino 3ml per gal
Calmag 1ml per gal
Sweet 3ml per gal
Hydroguard 3ml per gal
Half a scoop of pondzyme
Off the top of my head here it is.
Veg stage
700-750ppm total
PH always 5.6-5.8
Pbp grow 8ml per gallon
Silica blast 3ml per gal
Hydroguard 3ml per gal
Liquid karma 2ml per gal
Vitamino 3ml per gallon
Calmag 1ml per galgal
Half a scoop of pondzyme
If you want easy dwc then use no media. I use 2" netpots and collars from clone to harvest and never have to worry plus I get maximum amount of water in bucket.