I ordered a thermostat for my Junior Elite grill because service said that was most likely the problem with my 4-year-old Traeger grill. I was promptly charged on my credit card. The order did not get to me and 2 weeks later, I emailed them. They said they would send out another thermometer. That thermometer has been making the rounds in 1/2 dozen post offices:
GrillGrates(TM) amplify heat, prevent flareups, make flipping foods easier, keep small foods from committing suicide, kill hotspots, are easier to clean, flip over to make a fine griddle, and can be easily removed and moved from one grill to another. You can even throw wood chips, pellets, or sawdust between the rails and deliver a quick burst of smoke to whatever is above. Every gas grill needs them.