Chinese Bob, the galvanized conduit nuts on the intake nipples don't get hot. They are below the fire. I have felt the nipples while cooking and they have never been hot.
Drumhead - UDS x 2 & UDG
Keep on Smokin'
KC native missin' KC
IMBAS Certified MOINK Baller 2009
I also support PETA - People Eating Tasty Animals