I have seen posts suggesting the use of high temp gasket on lid to help keep the smoker clean. it nay keep it cleaner, but according to the RecTeq support article (below), the performance may suffer. Is the warning in the article real or theoretical?
https://recteqhelp.zendesk.com/hc/en-us/articles/4417519158299-Grill-Running-Too-Cool
https://recteqhelp.zendesk.com/hc/en-us/articles/4417519158299-Grill-Running-Too-Cool