Fiber Cement Siding Repair Putty

Fixing warped wood boards.

Fiber cement siding repair putty. 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 become common in some parts of the country offering design versatility and a solid feel. Depending on the extent of the damage and number of holes this type of repair can cost as little as 100 200for a professional to complete at an average rate of 40 50 per hour plus materials. Mix the latex modified cementitious patching compound in a small bucket according to the manufacturer s.

Re stain the entire board to blend the putty into the look of the siding. Refer to manufacturer recommendations for products that are compatible with fiber cement. Finally paint the area and although the patch may not be cosmetically perfect it blocks out water and insect access. 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.

Start by purchasing fiber cement patch material do not use wood putty or any other product made to repair wood. Put on a pair of rubber gloves. Mix a solution of 1 2 cup trisodium phosphate and 1 gallon of water. The patch is mixed formed and spread to match the contours of the board.

Fiber cement is a siding material that was introduced to the market in the 1980 s as a replacement for asbestos cement siding products. Scoop up some of the. This putty should be included in every fiber cement repair kit. Though it is a tough wearing product the surface of the siding can sometimes be damaged during installation by unusual wear or by impact.

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. Find fiber cement siding accessories at lowe s today. To repair hole in fiber cement siding there is a special putty that can be used as a patch. The siding may look like wood it may have a wood grain effect but it is primarily cement and requires a cement patch.

You then let the patch dry and sand it to blend into the surrounding parts of the plank.