How To Repair Fiber Cement Lap Siding

Step 3 fix any problems behind the siding.

How to repair fiber cement lap siding.

Cut ends of fiber cement siding should have been sealed using 100 acrylic latex primer or paint certainteed or in some cases using an approved caulk wiped. Face nail the top. Sealing caulking fiber cement siding. Use a pry bar to remove the damaged siding.

To repair hole in fiber cement siding there is a special putty that can be used as a patch. Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process. Remove the nails in the corner cap. How to repair cracks in fiber cement siding step 1.

The company recommends 100 acrylic paint. 14 see james hardie technical bulletin 17 for painting and other fiber cement repair recommendations. You then let the patch dry and sand it to blend into the surrounding parts of the plank. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.

The patch is mixed formed and spread to match the contours of the board. Remove any nails from the top piece of good siding. How to replace fiber cement lap siding boards. Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s.

Score down the damaged lap siding with a utility knife. Put on a pair of rubber gloves. Remove the nails on. This putty should be included in every fiber cement repair kit.

Determine the amount of the siding that needs to be replaced and order or buy the necessary pieces. Take care when re painting to avoid incompatible paints. Use a plastic putty knife to apply the patching material to the damaged area filling in the area and shaping the patch to match the original contours of the siding. Cut the fiber cement siding to length wear approved dust protection.

To replicate the. Step 2 remove damaged lap siding. How to repair loose fiber cement siding. Before the fiber cement shake panels image 1 go up you ll need to put up the fascia board.

Scoop up some of the. Remember that many. Blind nail the fiber cement siding in place starting with the bottom piece. To remove and replace damaged siding.

Step 4 replace boards. Finally paint the area and although the patch may not be cosmetically perfect it blocks out water and insect access. Painting fiber cement siding.