How To Repair Fiber Cement Siding

Cut the fiber cement siding to length wear approved dust protection.

How to repair fiber cement siding.

Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. Step 3 repair any holes. Face nail the top piece of fiber cement siding through the old siding. Sealing caulking fiber cement siding.

How were butt joints and end joints treated flashed caulked. Step 4 apply fresh paint. Scoop up some of the. To repair hole in fiber cement siding there is a special putty that can be used as a patch.

How to repair fiber cement siding. The patch is mixed formed and spread to match the contours of the board. The company recommends 100 acrylic paint. This putty should be included in every fiber cement repair kit.

Step 2 replace the caulking. Take care when re painting to avoid incompatible paints. Step 1 clean the siding. Blind nail the fiber cement siding in place starting with the bottom piece.

Painting fiber cement siding. You then let the patch dry and sand it to blend into the surrounding parts of the plank. Not only will that automatically improve its. Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s.

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. Prime and paint new siding to match the old. How to repair cracks in fiber cement siding step 1. 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.

Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process.