Repainting Cement Board Siding

Cover bushes with drop cloths.

Repainting cement board siding.

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. Whether you ve got a colorplus finish or custom paint on your existing hardie siding you don t have to use primer when re painting hardie. Complete all the caulking work. 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.

How were butt joints and end joints treated flashed caulked. Take care when re painting to avoid incompatible paints. Sealing caulking fiber cement siding. Painting fiber cement siding.

Prefinished siding arrives painted and ready for installation so it doesn t require a paint job or other preliminary maintenance. Professional painters share the following tips for getting the best results when painting cement board siding. 14 see james hardie technical bulletin 17 for painting and other fiber cement repair recommendations. The good news is hardie siding is easy to repaint.

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. The company recommends 100 acrylic paint. Mask trim and windows.

Brand new fiber cement siding arrives prefinished factory primed or unprimed. Factory primed siding has already been primed by the manufacturer so you ll just need to add one or two coats of paint. Be sure to do this within 180 days of installation. Make sure the cement boards are clean.

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.