How To Repair Cracked Hardiplank Siding

Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process.

How to repair cracked hardiplank siding. Scoop up some of the. This ensures the siding is securely anchored to the home and will not be damaged further. Remove any nails from the top piece of good siding. Be sure the top one goes through both boards.

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. Cut the fiber cement siding to length wear approved dust protection. 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.

Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s. Fill the cracks in hardiplank siding with silicone caulk. Then drive a ring shank nail through the siding and preferably into a stud behind it. You ll want to place a nail every 12 inches top and bottom.

Use a 4 foot level to check and then hammer in another nail. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. Blind nail the fiber cement siding in place starting with the bottom piece. James hardie recommends a backer rod be placed rod be placed into hole and sealed to prevent water infiltration.

Sand over the damaged area lightly but thoroughly with a medium grit sandpaper to smooth any jagged edges and. Use a pry bar to remove the damaged siding. Brush away any chipped paint small loose pieces of siding or anything else that mars the plane of the siding. The product is a combination of wood and cement called fiber cement.

Apply the patch product to. The best way to repair this is by first pre drilling a hole with the appropriate size masonry drill bit. How to patch hardieplank step 1. That has been created by scaffold anchors pipe etc.

When repairing holes of less than 1 in.