[. . . ] ® Gas Built-in Cooktop OVERALL DIMENSIONS PRODUCT MODEL NUMBERS GLS3064R GLS3665R Gas Supply: This cooktop is factory set for use with Natural gas. [. . . ] Electrical: A 120 volt, 60 Hz. , AC only, 15-amp fused, electrical circuit is required. It is recommended that a separate circuit serving only this cooktop be provided. 30" (76. 2 cm) Model A C B A. 2 ²/" (7. 2 cm) 36" (91. 4 cm) Model A Installation Clearances C D B C F Gas and Electric Connection Locations B A. 30" (76. 2 cm) on 30" (76. 2 cm) models 36" (91. 4 cm) on 36" (91. 4 cm) models D. 30 " (76. 2 cm) minimum clearance between top of cooktop platform and bottom of unprotected wood or metal cabinet (24" [61 cm] minimum clearance if bottom of wood or metal cabinet is protected by not less than ¹/" [0. 6 cm] flame retardant millboard covered with not less than No. 28 MSG sheet steel, 0. 015 " [0. 04 cm] stainless steel, or 0. 024 " [0. 06 cm] aluminum or 0. 020 " [0. 05 cm] copper) G. [. . . ] For complete details, see Installation Instructions packed with product. [. . . ]