Indoor   Lights & Ventilation


About the Lights & Ventilation category ( 2 ) (21)
HLG 40 and baby seedlings? (13)
6-2 growth cycle, worked surprisingly well ( 2 ) (39)
Horticulture Lighting Group (18)
Let's talk DIY lights ( 264 265 266 267 268 269 270 271 272 273 274 275 ) (5485)
First grow down - New Grow Room Build-out - Newbie_MN ( 2 3 4 5 6 7 8 9 10 11 ) (216)
DIY with bridgelux eb strips ( 17 18 19 20 21 22 23 24 25 26 27 28 ) (550)
Led/hid combination ( 2 ) (30)
GrowersLight Order ( 2 ) (30)
Lighting 320 watt mars or hid (15)
Emergency lite switch (16)
Sorry new to this forum & having a lil trouble navigating the replies (6)
DIY light Frankenstein ( 2 3 ) (51)
Just recieved HLG 135 4000K - confused but not complaining (11)
Vander led lights (6)
Quantum Board Longevity Question (7)
Multiple lights ( 2 ) (29)
Puzzled on which light is better ( 2 3 ) (45)
Charcoal filter plugged (15)
Sad news had a catastrophic failure a few week in (14)
New lights going up (1)
Add 400w M/H or not worth it? ( 2 3 4 5 ) (85)
Dbrn32, tech question (12)
Are There any types of LED light that can used to admire your plants in their 12 hour dark cycle? (10)
Dreaming - co2 feed for 2X2 flower? ( 2 3 ) (41)
Assembly help 260 hlg xl (12)
QB Driver LED help! ( 2 3 ) (42)
Who's loves there T5 grow light and would u get another one ( 2 ) (30)
Controlling a fan (7)
Quantum Board Kits (12)