How Far To Overlap Fiber Cement Siding

Always follow the manufacturer s directions.

How far to overlap fiber cement siding.

Install all butt ends and joints in contact with one another. Fiber cement siding shall have a 1 8 gap between trims of windows and doors. Gap where the end meets the corner board photo 7 inset and make sure the other end lands on a stud line. A 6 inch wide clapboard with a 1 inch overlap has a 5 inch exposure.

For example you install fiber cement lap siding in much the same way as wood siding but most manufacturers advise you to leave 1 8 inch gaps at the ends of the boards to allow for expansion and then caulk the gaps. Install a 1 inch wide strip of siding material just above the marked line. This calculator can be used to calculate the amount of boards needed to cover a wall when using siding that comes in fixed board lengths such as engineered wood siding and fiber cement siding. Fiber cement siding should be installed 6 or more above the grade level of the house with a 1 2 gap between horizontal surfaces like decks steps or adjacent roofs.

With clapboards and shingles each course overlaps the next by at least 1 inches. You can make your own fiber cement starter strip by ripping a piece of hardieplank lap siding into 1 1 4 inch strips. Install the first lap. Fiber cement engineered wood siding calculator calculate the amount of fiber cement engineered wood siding needed to cover a wall online.

How to stagger lap siding for walls longer than 12 feet you ll need to butt additional lengths of siding together. Nail the board to the house every 16 to 24 inches with a roofing nail along the nail line printed on the top of the siding board. Measure down from the top of the installed board 1 1 4 inches every four feet and make a mark. Fiber cement panels butt together at the edges making layout a no brainer.

Most lap siding is beveled meaning that the bottom edge is thicker than the top. This strip will kick out the bottom of the first lap as if it were sitting on top of another lap. Install the next piece so its end butts lightly against the first photo 7 inset. The portion that s visible not overlapped is called the exposure.

Hold a hardieplank siding board with the top edge against the chalk line and 1 8 inch away from the corner trim. Flash above doors and windows leaving a gap between the flashing and siding.