Ok here we go It is a indoor set up in 6 inch pipe with plastic net pots filled with clay balls the system has a res of 90 gal with a circulating pump and air stones. It has a main pump that fills the tubes then it drains into the res and keeps recirculating until the pump timmer stops.The water sorce is tap water that comes out at 7.8 or so the ppm of water is around 480.The age of plants are around 1 month cloned.The fert is a 2 part I cant remeber the name but it is a high end brand hydro fert.The lights are 1000 hps in cool hoods venting outside.The air temp highest point is 80 deg with lights on and 74 deg with them off.The humidity is at 45 % . The lights are on 18/6.The room has a fresh air system.