How To Repair Cracked Hardiplank Siding

How to patch hardieplank step 1.

How to repair cracked hardiplank siding.

That has been created by scaffold anchors pipe etc. Brush away any chipped paint small loose pieces of siding or anything else that mars the plane of the siding. 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. Blind nail the fiber cement siding in place starting with the bottom piece.

This ensures the siding is securely anchored to the home and will not be damaged further. James hardie recommends a backer rod be placed rod be placed into hole and sealed to prevent water infiltration. Dent chips cracks and other minor surface damage in james hardie primed siding and trim products can be filled with cementitious patching compound except on colorplus. Put on a pair of rubber gloves.

Remove any nails from the top piece of good siding. Use a 4 foot level to check and then hammer in another nail. Scoop up some of the. Sand over the damaged area lightly but thoroughly with a medium grit sandpaper to smooth any jagged edges and.

Be sure the top one goes through both boards. How to repair cracks in fiber cement siding step 1. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. Cut the fiber cement siding to length wear approved dust protection.

Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s. 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. Use a pry bar to remove the damaged siding. Apply the patch product to.

Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process. The product is a combination of wood and cement called fiber cement. The best way to repair this is by first pre drilling a hole with the appropriate size masonry drill bit. When repairing holes of less than 1 in.

You ll want to place a nail every 12 inches top and bottom.