age of the plants 42 days.. Fuck nose what temp or humidity, lighting is a 125w cfl Red spectrum now its flowering.. & the compost is just sum shytee tomato plant bag stuff from co-op ,got like a 1 gallon pot... & using 4-4-12 NPK.. But gunna use ACE OF BUDS solution soon... & the reason i ask about the fan is coz the room that has no light leaks is the bathroom, which obv's has no plug sockets.