I agree with Jamstigator. If you don't need the fans for temperature or odor control, you should be alright. Definitely get a fan for air circulations within the grow room, tho. It will help move around stale air and strengthen your stalks. Carry on...
TheGreenFog Reviewed by TheGreenFog on . Are fans necessary? If my room is cold, is it mandatory to have intake and outake fans. I thought that if they are sitting in the dark at a good temp that air ciurculation wouldn't be a problem. The room is not insulated from the outside and has concrete walls. I already purchased the fans, but I'm sceptical to start drilling the holes cause of the noise factor. The room is gonna get cold soon and I'm flowering right now. I will be using oil filled electric heater when the light is off. Also the room has an Rating: 5