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Hey all, I’m setting up a new Ro system for my Rdwc and have a question on prefilters. First off I’m using the hydrologic 300 but was wondering if I could use a small boy in front of it using 2 5 micron sediment pre filters first in small boy then 2 kd85 carbon filters in the 300. Or could do a...

Has anyone had a full run with those new grow light sience pro grow 1800s looking for some new lamps and these are cheep but not sure on all that red in them except for being a good flower only light which is fine to. Any info would be appreciated. Final product pics!

Has anybody ran 2 hlg 550s or the likes in a 5x5. If so how did they do. My buddy is wanting to setup one and knows a guy with a few cheap 550s. To me it would seem like the sides would be lacking Par unless put on a light rail up or add a bar light down one side but that ups the watts used and...

I’ve been looking at new lights and see a few company’s are using more than 50% red. I’d say it would be good for flower but not so much for veg. Tall plants. What I don’t understand is how can half of a strip/bar light say 50 red diodes and 50 white diodes around 4k work well from start to...

Does anybody have a general idea how long Gh bloom and micro quarts last in about 25 gallons Rdwc changing water every few weeks. I’d like to see how it does compared to the jacks I’ve been running. I’ve been growing autos and all the N in jacks I’m growing trees and hard to keep up. Only...

I’ve seen a few movers with big hoods but what about setting one up with a 6 or 8 strip bar light. Wonder if it would be worth trying.

Hi all; I have a question about different ways chiller are made and what you all think are the better to best ones. Made in USA preferably. I’ve seen some with in out pipes on side front back top and bottom. A majority of the home aquarium or active aqua hydro Chinese ones are on top. I have...

I had someAlaskan purple seeds and one of them came out variegated. This is second round of cuttings. Some parts of the flowers were even white / yellow. Can’t find pics of buds. But here’s a plant pic. Some had complete half a leave others spotchy then others green. They also cure on some. At...

So I built a 4 bucket rdwc that seems to be working great but my problem is plants are way more than expected. I also switched to jacks 321. I started in dwc till I got it all built and all was great till I put them in. Was like pow! Nothing like my short stalky little guys, they took of like no...

Has anybody had any experience with the newer extended range apogee sensors. If so do they compare with the older ones. I have add on far reds and would like to know were I’m really at with them. Don’t know if there worth buyin or not. Thanks in advance.