How to repair fiber cement siding.
How to repair holes in fiber cement siding.
Step 4 apply fresh paint.
Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.
Repair or patching fiber cement board siding dents chips cracks and other minor surface damage in james hardie siding and trim products can be filled with cementitious patching compound.
To repair hole in fiber cement siding there is a special putty that can be used as a patch.
Refer to manufacturer recommendations for products that are compatible with fiber cement.
Put on a pair of rubber gloves.
Before you do anything else you want to get the siding nice and clean.
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.
This putty should be included in every fiber cement repair kit.
How to repair cracks in fiber cement siding step 1.
You then let the patch dry and sand it to blend into the surrounding parts of the plank.
Step 1 clean the siding.
Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s.
Step 3 repair any holes.
The patch is mixed formed and spread to match the contours of the board.
Step 2 replace the caulking.