[. . . ] ® 30" Drop-in Electric Range OVERALL DIMENSIONS 28-3/16" cooktop recessed width 28-5/32" oven recessed width 21" cooktop depth PRODUCT MODEL NUMBERS RS610PXG RS675PXG 24-13/32" to back of oven Electrical: Connect with 8-gauge solid copper wire. [. . . ] opening width 28-5/8" opening is recommended, if available. Install a 3-1/2"-wide support slat on each side. Slats must be level front to back and with each other. 19-5/8" 1-1/8" max. * Note: 24" min. when bottom of wood or metal cabinet is protected by not less than 1/4" flame retardant millboard covered with not less than No. 28 MSG sheet steel, 0. 015" stainless steel, 0. 024" aluminum or 0. 020" copper. [. . . ] For complete details, see Installation Instructions packed with product. [. . . ]