I also tried my original build with risers and found it didnt work well for me. I have since made different tweeks and I also bought a pitmaster iq and will never look back. Some may think it is cheating but I have very little problem controlling my temps. Just my 2 cents.
1 UDS but plan on a few Mini UDS' in the near future. 1 Brinkman gasser. Mav ET 73.