BBQ Energy Replacement Heat Plate BBQ Gas Grill Porcelain Steel Heat Shield JPX591 (5-pack) for Uniflame Models: GBC1059WB, GBC1059WB-C, GBC1059WE-C, GBC1069WB-C, GBC1143W-C Gas Grill and Others Fits Uniflame GBC1059WB, Uniflame GBC1059WE-C, Uniflame GBC1069WB-C For Backyard Grill Models: BY12-084-029-98, GBC1255W Porcelain steel heat plate / shield Dimensions: 15" x 3 13/16"; Material: Porcelain Steel