How To Replace Rotten Lap Siding

Caulk and paint siding.

How to replace rotten lap siding.

Pull loose nails from clapboard siding. Remove the nails on the lap board then use the claw of the hammer to split the board down the center image 1. Once all the nails are removed from the adjoining board the damaged one should just pull out. Pry off the rotted boards.

Watch this video to find out more. Secure old siding by driving ring shank nails down at an angle through the old nail holes. Protect sound siding with a scrap piece of 1 4 in. Rotten hardboard siding before replacement with fiber cement siding.

Replacing rotten hardboard siding video how to replace damaged hardboard siding with fiber cement video. Generally fiber cement sidings last a lot longer than their wooden counterparts. You can cut a board almost anywhere if your sheathing is solid plywood or osb but if the sheathing is not solid it must be cut in the middle of a. When the repair is complete caulk all the end joints and then apply two coats of high quality exterior paint.

Here s how to repair damaged clapboards also known as bevel or lap siding. Replace the old board with a new one of the same size and shape. In this video this old house general contractor tom silva explains how to repair clapboards. If your siding has a lot of damage due to pests or rot then that s probably the time to think about replacing it for a more robust siding like this fiber cement lap siding.

One of the disadvantages of hardboard siding is that exposure to water can cause it to deteriorate over time. If the damaged area is large you ll have to replace the board or a part of the board. However the amount of present rot can be deceptive. To learn how to repair wood siding remove rotted boards with a flat pry bar.

After you remove the rotted courses use a small hacksaw to cut any protruding nail shanks or if you have a very strong grip use a good pair of wire cutters. If a wood clapboard is rotted in a small area you can apply wood hardener and patch with wood filler or epoxy. Tap flat bar under siding to loosen nails.