The Sunstone 18 In combo upper wall -left swing door cabinet provides the perfect over-head storage option, most often used above sinks or ice chest in the serving zone. The cabinet is 18 In.width by 21 In.tall and 14 In.depth including front door panel, this cabinet is completely open, allowing for larger stored items to be stored securely away. All Sunstone wall cabinets are easily installed with simple horizontal wall support slates which interlock into each other keeping a perfect horizontal line every time. The cabinet comes completely setup, only fasten the door handle, and snap on the crown molding.(if You placing this upper wall component cabinet next to a full height wall cabinet, also place the SWC13ECR attached to lower end of full height cabinet side).