Are they usually a little small? Definitely some air gaps and doesn't sit secureIy. I may use the steamer shelf as the expansion ring on the bottom to get a better seal and stability.
Sits a little bit better after adjusting the steamer part. Next issue is 14" grates don't fit inside. Who says they have to be round? I'll find an alternative.
slowly making progress. Yes, the thermometer is sideways but will be at 12 o'clock when at 250° and I'll be able to tell without leaning down to read it. The letters are a thin black text against a dark background and tough for my eyes to see. This orientation will be helpful.