Talk with both the siding manufacturer as well as your paint supplier.
Best way to paint cement board siding.
Finish all the cut edges of the.
Use a quick dry flexible paintable caulk that is designed to bond to fiber cement and your trim material.
Remove dirt and dust from the entire exterior by.
Apply 2 coats of your acrylic latex paint to the surface of your siding.
Some of the issues that can occur are as follows.
Cover the nails and seams.
Then make sure the coating is completely dry before applying the 2 nd coat.
Be sure that all cracks and openings in the siding are sealed with a quality acrylic or siliconized acrylic caulk.
Spray is fast and less costly but may not bond the paint as well to the surface.
Prepare to paint whether you ve got a colorplus finish or custom paint on your existing hardie siding you don t have.
Cover bushes with drop cloths.
Begin at one corner and work outward.
When it s time for a new paint job set aside time to get the job done right.
For example do not use an oil based paint.
Mask trim and windows.
Professional painters share the following tips for getting the best results when painting cement board siding.
Complete all the caulking work.
Choosing your paint once your siding is clean and dry you re ready to choose your paint.
How should the coating be applied.
Be sure to use paintable caulk.
If you started with pre primed siding you can go straight to painting after the siding is clean and dry.
How to paint fiber cement siding get the timing right.
A professional exterior painting expert will use a spray application for a smooth factory like finish.
Acrylic paint is best suited for fiber cement stone and stucco exteriors.
If you re working with.
Treat any mildew that is present with a solution of one part bleach to three parts water.
Will re painting affect my hardie warranty.
For fiber cement siding the paint and primer need to be compatible with fiber cement products.
To find out what paint to.
Do not prime the siding it comes pre primed use 100 acrylic paint.
Make sure the fiber cement is free of dirt and mildew.
As a low maintenance material fiber cement siding doesn t require frequent painting.
When you see running paint quickly smooth it out.
Make sure the cement boards are clean.
Once all caulk is dry and your siding is clean you ll paint hardie plank with a high quality exterior grade acrylic latex.
Caulk transitions where fiber cement meets trim.
Do not use improper materials or paint the use of improper paint on unprimed fiber cement can result in undesirable effects.