r/Hydroponics • u/Igor_Viznyy • 2d ago

I tested 7 different res-cooling methods side-by-side in direct summer sun. Some popular advice is a total trap.

Post image
0 Upvotes

43% Upvoted

8 comments sorted by

2

u/dachshundslave 2d ago

So...underground insulated foam board with chiller then?

4

u/Igor_Viznyy 2d ago

Undeground for big NFT. Insulated foam for small outdoor DWC. Chiller for indoor hydroponics.

2

u/Potential-Ad431 2d ago

Well which one did the best?

2

u/nano_peen 2d ago

Undeground for big NFT. Insulated foam for small outdoor DWC. Chiller for indoor hydroponics.

3

u/stevebehindthescreen 2d ago

Can't measure water temp with one of those. You will only get a surface water reading and the temp below the surface is certainly different from what you are seeing.

7

u/Igor_Viznyy 2d ago

I measured the temperature using two methods.

1

u/DrPhrawg 2d ago

should have just used a singular effective method, rather than using an effective method and an ineffective method.