Painting Fiber Cement Board Siding

Prefinished siding arrives painted and ready for installation so it doesn t require a paint job or other preliminary maintenance.

Painting fiber cement board siding.

Treat any mildew that is present with a solution of one part bleach to three parts water. Remove dirt and dust from the entire exterior by. 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.

Brand new fiber cement siding arrives prefinished factory primed or unprimed. Caulk transitions where fiber cement meets trim. Cement boards also known as hardie boards are a type of fiber cement siding. Be sure to use paintable caulk.

Do not prime the siding it comes pre primed use 100 acrylic paint. After your surfaces are primed it is strongly encouraged to use acrylic exterior paint for your home. Finish all the cut edges of the. Factory primed siding has already been primed by the manufacturer so you ll just need to add one or two coats of paint.

Complete all the caulking work. Apply the solution to the. Professional painters share the following tips for getting the best results when painting cement board siding. Do not paint a cement board unless you have thoroughly cleaned it first or you may have problems with adhesion.

Clean the cement board with a pressure washer. Be sure that all cracks and openings in the siding are sealed with a quality acrylic or siliconized acrylic caulk. Hardie plank is also called fiber cement siding. It is one of the best materials and long term solutions for protecting your home.

Cover bushes with drop cloths. 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. While it s far heavier than aluminum vinyl or wood it is extremely durable and typically only needs a new paint every ten to twenty years for maintenance. Use a quick dry flexible paintable caulk that is designed to bond to fiber cement and your trim material.

Make sure the fiber cement is free of dirt and mildew. It also retains its shape with minimal bowing or warping. The good news is hardie siding is easy to repaint.