Posted 10/16/2021 13:39 (#9272094 - in reply to #9271960) Subject: RE: calking for transition after the burner - what do you use?
Wisconsin
The air is going into the grain and not starting it on fire. Silicone is fine, better temp resistance than any other caulk I can think of. There are higher temp silicones, RTV gasket makers, but that's not needed for this.