Repainting Cement Board Siding

Take care when re painting to avoid incompatible paints.

Repainting cement board siding.

You will have to repaint it eventually. While a paint job on fiber cement siding lasts longer than wood usually anywhere between five to fifteen years it will eventually need to be redone. Be sure to use paintable caulk. Finish all the cut edges of the cement boards with a primer that s recommended for fiber cement boards.

14 see james hardie technical bulletin 17 for painting and other fiber cement repair recommendations. Painting fiber cement siding. Cut ends of fiber cement siding should have been sealed using 100 acrylic latex primer or paint certainteed or in some cases using an approved caulk wiped. To help your paint adhere to the fiber cement siding and to get the most uniform looking finish on your paint job the best practice is to apply one coat of a quality exterior latex stain blocking or masonry primer to all of the siding.

Complete all the caulking work. All you should have to do is rinse your siding use a garden hose no pressure washers here to clean off any dust or dirt. Make sure the cement boards are clean. Cover bushes with drop cloths.

Factory primed siding has already been primed by the manufacturer so you ll just need to add one or two coats of paint. Unlike vinyl aluminum and other siding materials if you choose to install fiber cement cladding be prepared. Prefinished siding arrives painted and ready for installation so it doesn t require a paint job or other preliminary maintenance. The company recommends 100 acrylic paint.

Be sure to do this within 180 days of installation. How were butt joints and end joints treated flashed caulked. Brand new fiber cement siding arrives prefinished factory primed or unprimed. Mask trim and windows.

Sealing caulking fiber cement siding.