Repair Water Damage Lapp Siding

The client here was told by several contractors that his masonite siding was defective and needed to be re.

Repair water damage lapp siding.

We tear off the damaged hardboard and replace it with fiber cement siding. Use the level to make sure the chalk lines are level and straight. Wood siding should be primed on all four sides before installing to protect it from any type of moisture penetration. In most cases it s necessary to remove more than just the damaged wood to make the repair less obvious.

Using a circular saw set to the thickness of the siding complete as much of the cut as you can without cutting into the siding above the cut. Besides prying out the rotten wood you may need to cut adjacent boards back a stud or two in either direction. To cut out a damaged area use a square and a utility knife to scribe cut lines on each side of the damage. In most cases the original layer of building paper or housewrap at the bottom of the wall was enough to prevent water infiltration and damage beneath the siding.

The width thickness and profile of the board should match perfectly. Before you begin removing damaged lap siding be sure you can acquire the right material to replace it. The sheathing and framing sometimes need repairs too but that is less common. Here s another typical handyandy exterior project.

Most repairs will take less than an hour. We ll show you how to fill small holes fill large holes repair a split and replace siding pieces. Most damage to lap siding can be repaired with one of four techniques. Wedge the board away from the house by driving wedges up under the damaged board to pull it out from the sheathing below.

Be careful not to damage the sheathing. How to repair siding shingles. Here s how to repair damaged clapboards also known as bevel or lap siding. The repair is simple if you follow the details in the illustration above.

To do this locate the seams around the 4 by 8 foot piece of plywood siding that are filled with caulk or silicone sealant. Have someone help you and take the chalk line and create a rectangular line around the damaged section of shiplap siding.