How To Replace Rotten Lap Siding

Protect sound siding with a scrap piece of 1 4 in.

How to replace rotten lap siding.

Secure old siding by driving ring shank nails down at an angle through the old nail holes. Generally fiber cement sidings last a lot longer than their wooden counterparts. Here s how to repair damaged clapboards also known as bevel or lap siding. Pry off the rotted boards.

In this video this old house general contractor tom silva explains how to repair clapboards. Tap flat bar under siding to loosen nails. Wedge the board away from the house by driving wedges up under the damaged board to pull it out from the sheathing below. Take the replacement board fit it in place image 2 and nail it in with a hammer using galvanized nails.

Once all the nails are removed from the adjoining board the damaged one should just pull out. Remove the nails on the lap board then use the claw of the hammer to split the board down the center image 1. To learn how to repair wood siding remove rotted boards with a flat pry bar. Hardboard lap siding has been used on homes for years because it mimics the look of wood siding but is much less expensive.

Pull loose nails from clapboard siding. Watch this video to find out more. Replace the old board with a new one of the same size and shape. 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.

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. When the repair is complete caulk all the end joints and then apply two coats of high quality exterior paint. Replacing rotten hardboard siding video how to replace damaged hardboard siding with fiber cement video.

Rotten hardboard siding before replacement with fiber cement siding. If a wood clapboard is rotted in a small area you can apply wood hardener and patch with wood filler or epoxy. However the amount of present rot can be deceptive.