Best light setup for yield 20×20 room

Toohighmf

Well-Known Member
Got three smaller windows I plan on having open its usually 30 something 40 something degrees out assume that and a small ac should be fine maybe even just fans it's in a cold as basement already
Open windows are just asking for trouble. If you want to vent outside air in to your sterile grow I’d punch an 8” hole trough the wall or cut a board to size of the the center window and run duct in the room with dust shroom particulate filter on the end of the duct and an 8” high output fan blowing the cold air in. Positive pressure is a good thing.
 

ANC

Well-Known Member
Johnson grow lights maximizer is a 9 COB fixture in an air cooled reflector.
Nice grow with the tubes. Ever thought of switching to thermaflow or other insulated ducting? It will reduce heat radiating back into the room.
 

Jimmy Verde

Well-Known Member
Open windows are just asking for trouble. If you want to vent outside air in to your sterile grow I’d punch an 8” hole trough the wall or cut a board to size of the the center window and run duct in the room with dust shroom particulate filter on the end of the duct and an 8” high output fan blowing the cold air in. Positive pressure is a good thing.

Good call will most likely do the second one lol
 

ANC

Well-Known Member
We have this pesky problem with local police having bought a fucktonne dollar FLIR camera for their chopper.
COBs help us sail under the radar.
 

Toohighmf

Well-Known Member
Like I said, I’m trying the HLG 550’s that I’ve seen as cheap as $850 that draw 510 from the wall and produce about 1200 PPF @1760 btu’s. That’s comparable heat to a 430w HPS with the output of a 1000w SE
 

Jimmy Verde

Well-Known Member
Damnnn really that's no good and do they really what u mean police can see em not much heat? Not worried mine going to be legal but still scary
 

Jimmy Verde

Well-Known Member
Like I said, I’m trying the HLG 550’s that I’ve seen as cheap as $850 that draw 510 from the wall and produce about 1200 PPF @1760 btu’s. That’s comparable heat to a 430w HPS with the output of a 1000w SE

Woahh this I'm interested in!
 

coreywebster

Well-Known Member
Was just peeping it on amazon right when u sent this what's up with it is it like super new haven't heard a thing on it and I've been researching for this 20 by 20 room hard lol
I believe HLG said it was hitting amazon soon, which is awesome, be nice to see an LED that actually does what it is supposed to on there.
Are they on there now?

They have been around a while, but all the Quantum stuff is selling so well they seem to be expanding quick. Where only available direct from HLG up until recently.
 
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