Fixing Hardiboard Siding Cracks

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.

Fixing hardiboard siding cracks.

This material is an affordable alternative to completely renovating your existing siding and it is more appealing than standard vinyl planks. Refer to manufacturer recommendations for products that are compatible with fiber cement. Though it is a tough wearing product the surface of the siding can sometimes be damaged during installation by unusual wear or by impact. Small cracks can be repaired with a special patching compound before they cause breaks saving you the work of removing and replacing a damaged panel.

We noticed some cracked siding on the house and thought we should check with chris at parr lumber. Fiber cement siding defects failures problem troubleshooting. Like when your hardie board gets messed up and you don t fix it until you decide to write a post called how to repair hardie board siding. The cracks also appeared to have developed at the central most area of the individual pieces of siding but all the way.

Here is a peek at our damaged hardie board. The product is a combination of wood and cement called fiber cement. You can easily fix it by cleaning it and then using caulk to patch the gap. Dents chips cracks and other minor surface damage in james hardie siding and trim products can be filled with cementitious patching compound.

I observed a lot of vertical cracks within the east exposure of an attached garage. Nailing too high or close at an end creates a small crescent shaped crack high on the board next to an end. A few years ago we were headed on a little family vacay it seemed a million things needed to be done before we could get out of town. The original installer might have accidentally installed a nail too close to the edge of the siding causing a crack.

This was a large and expensive home built in 2006. The cement fiberboard was limited to two attached garage areas and the vertical cracks appeared to be limited to this single exposure. Hardie board siding usually cracks due to poor installation. We also provide a master index to this topic or you can try the page top or bottom search box as a quick way.

Although it is convenient hardiplank siding is still susceptible to cracks which requires a caulking treatment to repair. Settlement of the structure movement of the foundation would cause cracks in the siding but it would not be a likely cause unless there was also corresponding cracks on the interior wall surface in the same area. Discussing their hardiezone hz10 siding hardie says. Cracks in your siding can lead to long.

Good thing we did. Adding a fresh coat of paint over the patched area will blend the repair into the surrounding siding.