The Over-The-Range Microwave Trim Kit includes a stainless steel trim piece that covers the gap between the appliance and the surrounding walls or cabinets. This kit also includes the necessary mounting hardware and installation instructions. This flush piece creates a finished, custom look for your 30″ over-the-range microwave. This is a universal kit that can be used with many popular microwave brands; check to see if your model number is compatible. Installing this accessory will require basic hand tools, some disassembly of the microwave and novice repair experience. You must unplug the microwave or shut off the house circuit breaker for the appliance before installing this part.