Burner Dimensions: 17-13/16" x 1-1/4" , Burner Material: Stainless Steel , Heat Plate Dimensions: 17-1/8" x 4" , Heat Plate Material: Stainless Steel, Fits Perfect Flame Models : E3520-LPG, E3520-NG, E3520LPG, E3520NG , Fits Lowes Perfect Flame Models: E3520, E3520-LPG/NG - Propane & Natural Gas Models