1.light and exhaust fan suspended from a occy strap to reduce noise.(it was on the light but was noisey as fuck)
2.ducting for exhaust.
3.when the door is shut there is a gap at the bottom to let in air and the fan at the bottom is pointed at the light.
4.exit for exhaust witch blows onto ballast and the fan in front move the hot air away.
smokenss Reviewed by smokenss on . three weeks into flower of bag seed grow here r the girls at day 23 of flower. Rating: 5