bbq factory&reg; Replacement Ducane 4 Burner Gas Grill 4100 ; Ducane Affinity 4200,4400 Gas Grill Burners,Heat Plates,Cooking Grid Over time, the parts of your grill will become worn out and rusted; which can lead to uneven cooking, flare ups, and longer cooking times. Replacing your worn out grill parts with this grill repair kit for Ducane 4100, Ducane Affinity 4200,4400 gas barbecue grill This barbecue grill rebuild kit includes 4 burners, 4 heat plates, and a set of 2 cooking grill grid grates to fit the Ducane 4100, Ducane Affinity 4200,4400 grill. Replacing your grill parts can get your barbeque grill working like new again! Heat plate may also be known as a heat diffuser, heat shield, heat tent, burner cover, flame tamer, vaporizor bar, and flavorizer bar. Cooking grates may also be known as cooking grates, cooking grids, cooking grid grates, grill grids, grill grates. Replaces part numbers 30501013,30500094, 30500047 Fits Ducane Affinity 4200,4400 Gas Gril; Fits Ducane 4 Burner Gas Grill 4100 Gas Gril Burner Dimensions: 18" x 1" ; Burner Material: Stainless Steel Heat Plate Dimensions: 15 3/8" x 6" ; Heat Shield Material: Porcelain Steel Cooking Grid Dimensions: 14 3/8" x 18" Each and 28 3/4" x 18" Total ; Cooking Grid Material: Porcelain Cast Iron