Whether you need new kitchen cabinets or just more storage for your workshop or laundry room, the basics of cabinetry design and construction remain the same. most cabinets are little more than a well-built plywood box, called a carcass, that is then trimmed with doors or. A video detailing the basics of building your own cabinets using the 32mm system. cabinet building also demonstrates the use of a shop built jig for the 32mm system.. Regardless of whether you are building a stereo cabinet or dresser, a kitchen cabinet or bathroom vanity, basic cabinet construction is the same. a cabinet or furniture piece consists of the carcass or case with two sides, bottom and top, a back and a front. the front may contain drawers, doors or shelves or combinations of the three..