The Built-in Oven Bottom Vent Trim Kit includes a 27"L black trim piece that creates a flush, finished look for your wall oven. This trim can be used with select 27" black JennAir® single and double oven models; 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 appliance or shut off the house circuit breaker before installing this accessory.