I think a better investment would be a grill cover….but those just seal your cooking surface away from the elements, debris, bugs, etc…while not in use. Never been an issue, personally…but I use a cover whenever possible. FYI…piece of parchment paper or foil does the same thing……benefit of the silicon covers I


But it's real benefit is that it keeps the rain from filling up the grease catcher and spilling it onto my patio. Although it's been pouring since yesterday and I didn't put the cover on 


