4k watt perpetual ScrOG

one plant Corn bread.. is 17 months old.. the rest are 2-two months old. first week of documentation. start of 3rd week of flowering..16th day of flowering having an insect problem. showered plants with neem oil and soap need to get rid of mites and aphids need to better the feeding regimen need to prune and re arrange plants -----as for the room i need to cut two more 6' holes in central duct to place exhausts for third and fourth flowering lights and carbon filters. hook up portable a/c in storage room..use plastic wrap to seal in room .. exhaust heat from a/c out of seconadry window and make n intake from the bottom of the wall with the doorplace air filter over hole...collect water from a/c dripping