Barn door planks are made in the US with high quality american hardwood knotty alder A great combination of stlyish look of natural wood and durablility of hardwood. Modern stlye framed Z braces on both front and back sides Door needs to be assembled, stained (or painted) and sealed. Several hours of work of medium level difficulty may be needed. A complete hardware kit includes rollers,track, door handle, floor guide and all other necessary parts. LUBANN solid hardwood interior barn doors are proudly manufactured in the US with high quality American hardwood knotty alder. Natural, environmental friendly and safe for home. An easy and stylish solution for adding a sliding door to living room, bedroom, bathroom, dining room, entry way and etc. Door dimensions: W: choose from 28in., 30 in., 36 in., 38in. and 42 in.; H: 84 in. and thickness: 1 ½ in with overlay boards. Choose a door width at least 2 in. wider than the opening Door assembly using wood glue is recommended. It may take hours to assemble a door and it is medium level difficulty. A professional installation service may be needed to achieve the desired result. Finish the door with your own favorite wood stain or paint to match your home decor, or simply seal the door slab with two coats of a clear sealant.