How To Repair Hardie Siding

Use a pry bar to remove the damaged siding.

How to repair hardie siding.

And it may take time to see it appear so you won t know right away jamie reads. Then head to your local building supply store and grab your supplies. Placing the new piece of hardie board is just as simple as the demo. A low pressure water spray and a soft medium bristle non metal siding cleaning brush is most suitable for cleaning fiber cement products.

Refer to manufacturer recommendations for products that are compatible with fiber cement. Rinse the siding with clean water to remove the soapy residue. Cut the fiber cement siding to length wear approved dust protection. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.

Watch this graphic depiction of the removal and replacement of hardboard siding. Here s the trickiest part about this whole process. Dip a soft bristle brush into the solution then scrub the cracked area of fiber cement siding to remove dirt and debris. Blind nail the fiber cement siding in place starting with the bottom piece.

Face nail the top piece of fiber cement siding through the old siding. Acid and high pressure washing can damage the fiber cement surface and is not recommended. Hardie board siding usually cracks due to poor installation. While hardie board is an amazing product it also breaks a little too easily.

Put on a pair of rubber gloves. Remove any nails from the top piece of good siding. The original installer might have accidentally installed a nail too close to the edge of the siding causing a crack. Acrylic mortar compound can be found at most home improvement retailers and hardware stores under various brand and trade names.

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. You ll need to measure the length of the boards you ll be replacing. Clean james hardie colorplus products by using water and a soft brush or cloth.