Thoughts on this setup?

I see.... your talking RDWC, so that answers several of my questions...

Now tho you have one set nute solution ppm level in your perpetual grow, entire time thru flower.... that may make for some tweaking.....

Def. want the chiller with the 24 site rdwc

Flagg420 said:

Def. want the chiller with the 24 site rdwc

Click to expand...

I would think that would depend on his conditions. If you are in a cold climate a simple free alternative is to put your airpump in the garage or outside so the water is cooled by your air.