Fiber Cement Siding Repair Patch

The patch is mixed formed and spread to match the contours of the board.

Fiber cement siding repair patch.

The siding may look like wood it may have a wood grain effect but it is primarily cement and requires a cement patch. This putty should be included in every fiber cement repair kit. 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. How to repair cracks in fiber cement siding step 1.

These areas include but not limited to penetrations flashings plank and trim connections and in some cases between plank joints. Refer to manufacturer recommendations for products that are compatible with fiber cement. The area to be patched must be clean and solid around the edges. Scoop up some of the.

Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s. 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. Though it is a tough wearing product the surface of the siding can sometimes be damaged during installation by unusual wear or by impact. 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.

Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. To repair hole in fiber cement siding there is a special putty that can be used as a patch. Fiber cement siding looks like wood but it s actually a tough industrial material alternative that s waterproof fire proof insect resistant making it a very popular choice for most homeowners. 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.

You then let the patch dry and sand it to blend into the surrounding parts of the plank. First clean the area thoroughly with a damp cloth and remove any hanging particles.