Filling Nail Holes In Fiber Cement Siding

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.

Filling nail holes in fiber cement siding.

1 the installation guide for hardie board which is a brand of cement board siding recommends using caulking to fill nail holes. Our page top photo shows loose and improperly installed fiber cement siding on. Once the caulk is dry you can touch up the paint. I want to patch the hole if possible.

Refer to manufacturer recommendations for products that are compatible with fiber cement. Nail holes in exterior surfaces just as with cracks or gaps can be dealt with using a good caulking. It can be cut. Fiber cement board lap siding repair guide.

I really do not want to replace the board. It is a concrete product that is light flexible and has a woodlike finish. When i ve installed it i used a high quality exterior paintable calking after smoothing the edge of the holes. Holes in wood trim are best filled with wood filler.

However i have not found a product specifically made for patching fiber cement siding. How to drill holes through cement fiber siding. One application is usually sufficient for small repairs. Filling nail holes nail holes in interior walls can generally be filled with shrink free spackling by overfilling the hole slightly then sanding smooth once it s dry.

Apply the patch product to the damaged area with the flexible putty knife to fill in any indentations or holes. Dap platinum patch may be sanded and or painted in 2 to 4 hours depending on temperature humidity and depth of fill. The hole size diameter is that of a cable line. Cement fiber siding is a commonly used building material.

Step 4 hold the knife roughly perpendicular to the siding patch to finish the surface of the patch and taper out the edges of the mortar patch blending it into the surrounding siding. Thank you for posting your inquiry.