hello all I present my cycle are 4 of ghs cheese, for the first time I try the SCROG. space is 1.60 x 80 x 80 vacuum 190m3h 24/24 hours on a ventilator 50w 250w hps lamp Cooltube veg. 400w hps flowering. Homemade hydroponic growing system. These are the girls to 1 week.