How To Prepare Siding For Exterior Painting On Hardiplank Siding

A professional exterior painting expert will use a spray application for a smooth factory like finish.

How to prepare siding for exterior painting on hardiplank siding.

Prepare to paint 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. Paint applied to dirty siding will adhere in the short term. The siding must then be allowed to dry thoroughly before any caulking is begun. 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.

Using the proper materials and paint for fiber cement or hardiplank siding a very good latex primer should be used to prepare the surface for paint. Follow these recommendations to clean the exterior of your home and to help maintain the beauty and value of your james hardie siding. This step is a very important one. Don t paint in direct sun and add a paint additive like paint extender which will slow down the drying time and give the paint time to level out.

Here are the steps to prepare and paint your james hardie siding. The cloth will likely come up dark gray with a layer of fine soot. Acrylic paint is best suited for fiber cement stone and stucco exteriors. Once all caulk is dry and your siding is clean you ll paint hardie plank with a high quality exterior grade acrylic latex.

Pressure wash entire exterior. After your surfaces are primed it is strongly encouraged to use acrylic exterior paint for your home. Fill a paint sprayer with exterior acrylic paint. Put on a mask and hold the spray gun about 1 foot from the siding.

Later in the day the surface of the siding can get up to 150 degrees in direct sun light so paint the shady side first thing in the morning. Stir the paint with a paint stick to blend the color pigments. As an experiment rub a clean white cloth across the unwashed siding. Then make sure the coating is completely dry before applying the 2 nd coat.