I think the heat is going to radiate to to cold side it would be bettor to run the separately.
The Tap- I think you're going to have a problem . The heat at the top or that box is going to be high PLUS that's where it exits into the smoke chamber so it will have hot air passing all day long. Radiating heat will not be your friend, is the handle golssed?
Slappin that bass like some delerious funky preist!!!
UDS, Half Pint (Mini UDS), Weber, ProQ 20, Kegrilla
*250 gallon cooker- 'The Meat Beast!!'*
British BBQ Championships
Grand Champion 2008
British BBQ Society - Southern Championship
Grand Champions 2009