Due to liability concerns and practicality it is generally better to replace warped cement siding rather than to repair it.
How to repair loose cement board siding.
How to repair fiber cement siding.
First clean the area thoroughly with a damp cloth and remove any hanging particles.
Remove any nails from the top piece of good siding.
Cut the fiber cement siding to length wear approved dust protection.
Before you do anything else you want to get the siding nice and clean.
Dents chips cracks and other minor surface damage in james hardie siding and trim products can be filled with cementitious patching compound.
Not only will that automatically improve its.
Slide a paint scraper against the surface of the loose boards in a back and forth motion while applying.
Step 3 repair any holes.
The removal process for fiber cement siding essentially mirrors the installation process and you will need to hire a siding professional for the installation.
The siding may look like wood it may have a wood grain effect but it is primarily cement and requires a cement patch.
Step 4 apply fresh paint.
Inspect the hardieplank siding on the exterior of your home for loose boards which will leave your house open to weather and insect damage.
Use a pry bar to remove the damaged siding.
Blind nail the fiber cement siding in place starting with the bottom piece.
Repair or patching fiber cement board siding.
Refer to manufacturer recommendations for products that are compatible with fiber cement.
How to fix a loose hardiplank board.