Patching Fiberboard Siding

These areas include but not limited to penetrations flashings plank and trim connections and in some cases between plank joints.

Patching fiberboard siding.

How to repair medium density fiberboard step 1. The james hardie company makers of hardieplank recommends the use of a cement patch product made of an acrylic mortar compound for patching their siding products. Remove any nails from the top piece of good siding. Refer to manufacturer recommendations for products that are compatible with fiber cement.

If your exterior siding has sustained damage you can patch it with filler but it has to be the right kind of filler. Use a cloth that is lightly moistened with warm water. Fiber cement siding repair or patching. Make sure that the siding is completely dry from the washing and that the caulk and patches are dry too.

This mixture is then pressed into a form and particleboard is the finished result. Remove dust or small particles by vacuuming the surface. Allow the primer to dry. Use only completely acrylic paint and apply with rollers.

Lightly brush a water based or oil based paint primer onto the damaged surface. 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. Any product intended for interior use will crack and wash out in short order. Re applying caulking when it has begun to show signs of wear can help keep moisture from getting into the wall cavity.

Use a pry bar to remove the damaged siding. Depending on the size of your house you may need a ladder to reach the area of siding near the roof. To remove and replace damaged siding. Anyway i don 39 t want to or need to re side the whole back of the house and i don 39 t really want to remove a 8 foot board to repair a 1 2 inch on the edge or even 2 inches on the edge or one soggy spot near an overdriven nail head.

The wood grain pattern on the fiber cement siding is often a perfect match with existing hardboard although it s not as good a match with real rough sawn wood. Effort in frustration because the siding scheisters have drowned out any meaningful search results. Face nail the top. Blind nail the fiber cement siding in place starting with the bottom piece.

Use a putty. When the new siding has been painted two coats of top quality acrylic latex over a primer the repair is hard to spot. Years ago this material was flimsy and broke easily.