Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.
How to repair cracked fiber cement siding.
How to repair fiber cement siding.
The patch is mixed formed and spread to match the contours of the board.
To repair hole in fiber cement siding there is a special putty that can be used as a patch.
Cracking due to an impact on the surface of a fiber cement board is less likely because the material tends to dent rather than fracture when well supported.
You then let the patch dry and sand it to blend into the surrounding parts of the plank.
Scoop up some of the.
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.
This putty should be included in every fiber cement repair kit.
Step 4 apply fresh paint.
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.
Before you do anything else you want to get the siding nice and clean.
Put on a pair of rubber gloves.
An example would be the pock marked siding of homes facing a golf course caused by wayward golf balls something we see pretty regularly.
Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s.
Refer to manufacturer recommendations for products that are compatible with fiber cement.
Step 2 replace the caulking.
Step 1 clean the siding.
Step 3 repair any holes.