How To Repair Holes In Fiber Cement Siding

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

How to repair 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. Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s. Not only will that automatically improve its. Allow the patch to thoroughly dry and apply another thin layer of patching material if the first layer shrank during the drying process.

To repair hole in fiber cement siding there is a special putty that can be used as a patch. This putty should be included in every fiber cement repair kit. How to repair cracks in fiber cement siding step 1. Scoop up some of the.

Before you do anything else you want to get the siding nice and clean. Step 1 clean the siding. Put on a pair of rubber gloves. Step 2 replace the caulking.

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. Step 4 apply fresh paint. Refer to manufacturer recommendations for products that are compatible with fiber cement. The patch is mixed formed and spread to match the contours of the board.