Fiber Cement Siding Repair Patch

These areas include but not limited to penetrations flashings plank and trim connections and in some cases between plank joints.

Fiber cement siding repair patch.

Apply the patch product and paint on a day with no rain to speed drying and curing time and prevent water damage to your patch project. This putty should be included in every fiber cement repair kit. Hardieplank is a cement lap siding product used on commercial and residential exteriors and is designed for very low maintenance and a long useful life. However even this stuff isn t impervious to the test of time and the forces of nature so you might find yourself needing to give your siding a little sprucing and repair from time to time.

To repair hole in fiber cement siding there is a special putty that can be used as a patch. The siding may look like wood it may have a wood grain effect but it is primarily cement and requires a cement patch. Fiber cement siding repair or patching re applying caulking when it has begun to show signs of wear can help keep moisture from getting into the wall cavity. Refer to manufacturer recommendations for products that are compatible with fiber cement.

Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. It has strong multi material adhesion to tough porous and non porous materials making it ideal for exterior applications such as the installation finishing or repairing of fiber cement siding pvc trim board vinyl siding metal composite concrete brick wood and more. Though it is a tough wearing product the surface of the siding can sometimes be damaged during installation by unusual wear or by impact. The patch is mixed formed and spread to match the contours of the board.

How to repair cracks in fiber cement siding step 1. First clean the area thoroughly with a damp cloth and remove any hanging particles. The area to be patched must be clean and solid around the edges. You then let the patch dry and sand it to blend into the surrounding parts of the plank.

Repair or patching fiber cement board siding dents chips cracks and other minor surface damage in james hardie siding and trim products can be filled with cementitious patching compound. Scoop up some of the.