Looks like a good start! I will be following. If you can put a piece of plexi glass under the lights to keep the heat at the top of the tub so your exhaust can suck it right out. That helped me keep temps in the mid 70's. Good luck!

__________________
My First Grow-with bagseed and rubbermaid tubs
http://www.rollitup.org/indoor-growi...irst-grow.html