planning my first grow

Im planning my system right now. I am going drip system I have a bedroom that im goin to use but im only planning to use the closet and 4x8 section of the room the closet im going to use to clone and hold my mother plants im getting 2 resevoirs 1 27 gal for the closet and a 40 gal for the 4x8 area with 2gh emitter to all plants w/1000gph submersible pumps for the each resevoir im using 3 400w mh lamps im investing in air purification im using 5gal buckets with net pots im going to use hydroton for my medium im trying to do this as cheap as posible any feed back on how i should do this would be appreciated