How To Repair Hardie Siding

Acrylic mortar compound can be found at most home improvement retailers and hardware stores under various brand and trade names.

How to repair hardie siding. Push the blade down so that it will cut into the board and then pull the trigger. The original installer might have accidentally installed a nail too close to the edge of the siding causing a crack. Loose boards are repaired by face nailing them in place. Although it is convenient hardiplank siding is still susceptible to cracks which requires a caulking treatment to repair.

Blind nail the fiber cement siding in place starting with the bottom piece. Discussing their hardiezone hz10 siding hardie says. Cut the fiber cement siding to length wear approved dust protection. If you re replacing more than one board in a run simply hammer a nail into the top corner to support it and then move half way down the board.

Dents chips cracks and other minor surface damage in james hardie siding and trim products can be filled with cementitious patching compound. Remove any nails from the top piece of good siding. You can easily fix it by cleaning it and then using caulk to patch the gap. Repair or patching fiber cement board siding.

Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process. Be sure the top one goes through both boards. The average depth for floor hardie board is a 1 4 inch and for walls it is 1 2 an inch so cut accordingly. Then hammer away on the rest of the board.

Use a pry bar to remove the damaged siding. Hold the grinder with both hands and cut down into the board. Hardie board siding usually cracks due to poor installation. This cleans all visible dirt and residue from the surface and prepares a clear foundation for caulking.

Step 1 inspect the hardieplank siding on the exterior of your home for loose boards which will leave your house open to weather and insect damage. And it may take time to see it appear so you won t know right away jamie reads. 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. Use a 4 foot level to check and then hammer in another nail.

Attach the appropriate blade to the angle grinder. The james hardie company makers of hardieplank recommends the use of a cement patch product made of an acrylic mortar compound for patching their siding products.