Wood siding which is tapered on one edge to overlap the untapered edge of the next course of siding. Also called clapboard siding.
Wedge-shaped boards used as horizontal siding in a lapped pattern. This siding varies in butt thickness from 1/2 to 3/4 inch and in widths up to 12 inches. Normally used over some type of sheathing.
Horizontal siding, tapered in cross section, with the boards overlapping the edges of the boards below.