The put lava rock on top the grate to dispurse the flame evenly over the burner.
Fits Ducane Models : 1600, 1600SHLPE, 1600SHNE, 1605, 1605SHLPE, 1605SHNE, 7200, 7200R
Alternate Part # 20172508
Dimensions : 18 3/16 x 24 5/16
Material : Stainless Steel
To ensure you choose the correct replacement lav-a-grate for your grill, we recommend removing the original part and comparing it to what we list.