How To Repair A Chip Edge In Cement Fiber Siding

Scrub away at any bits of mold mildew or stains keep in mind that tough persistent stains might just have to be painted over.

How to repair a chip edge in cement fiber siding. Brush away any chipped paint small loose pieces of siding or anything else that mars the plane of the siding. Refer to manufacturer recommendations for products that are compatible with fiber cement. Step 4 mix the quick setting cement using a margin trowel by adding 5 parts cement to 1 part quikrete acrylic fortifier until a lump free putty consistency is achieved. If your repair includes the very bottom tier of siding add a spacer strip the thickness of your siding along the entire bottom edge to mimic the angle of your overlap.

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. Dip a soft bristle brush into the solution then scrub the cracked area of fiber cement siding to remove dirt and debris. Use a plastic putty knife to apply the patching material to the damaged area filling in the area and shaping the patch to match the original contours of the siding. To clean it start by taking a light wire brush and dipping it in a buck of water mixed with a cup of bleach and some dishwashing detergent.

Step 2 sand over the damaged area lightly but thoroughly with a medium grit sandpaper to smooth any jagged edges and create an easy grip surface for the patch product. Put on a pair of rubber gloves. Step 3 thoroughly rinse the repair area after cleaning. Scrub and clean the surface of the repair area with a stiff bristle brush.

Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water.