The Microwave Mounting Bracket Is Used To Secure The Appliance To Cabinets Above The Range With Depths Measuring Approximately 15". This Accessory Is Designed To Be Used With Select Conventional Microwave Hoods To Provide A Flush Installation. Installation Instructions Included. Check To See If Your Model Is Compatible. Installing This Accessory Will Require Basic Hand Tools, Some Disassembly Of The Appliance And Novice Repair Experience. You Must Unplug The Microwave Or Shut Off The House Circuit Breaker Before Installing This Accessory