How To Build A Closet On An Existing Wall. It does not take a professional to build a closet only a willingness to set aside some time and have access to make sure that there are no existing electrical lines or plumbing in the way before installing or drilling into any existing walls.4 x research source. The first step to this project is to measure both the height and width of your closet door.
Because i was building this closet in a finished room, i couldn't just assemble the walls on the floor and tilt them up.
The easiest method is to build the wall on the floor, then tilt it into its exact vertical position. Your local building code may call for the wall to be anchored to the slab with threaded rods. Having a wall bed can be a very convenient and space saving design. It's far more affordable than custom, looks great, and can be endlessly tweaked to exactly what buyers need.