Description Features How To Use Premium BBQ Flavours Now you can enjoy the taste of charcoal with the convenience of gas. Best of both worlds! Simply move your flavor bars, place the cast iron tray inside and fill it with charcoal. Your burners will heat up the charcoal giving you amazing flavor. It also includes an integrated smoker box for wood chips. Oh the possibilities! Heavy duty cast iron Integrated smoker box for wood chips Fits most Napoleon grills To use with PRO665 and PRO825 models, tray needs to be placed directly on top of burners Dimensions 14" x 13 1/2"