direct the tubing out the grow room. make shure everything around the hole is sealed.
Hennessy1414 Reviewed by Hennessy1414 on . ventilation sorry guys and ladies. this might sound stupid but here goes nothing if i put a inline duct fan connected to my hps..where do i send the duct tubing to? where should u send all the heat? sorry if its dumb. new grower. all advice would help. thx Rating: 5