Paint Peeling Off Fiber Cement Siding

Rinse thoroughly and allow to dry.

Paint peeling off fiber cement siding. Installing fiber cement cladding is known to be tricky to install which has led manufacturers of the material to produce longer and longer manuals detailing how to do it properly. Remove dirt and dust from the entire exterior by. One coat of duration is all that s needed. Use a primer over bare wood.

However fading will occur over time whether you choose the primed version or the pre painted version so you will eventually need to repaint your fiber cement siding. Also sand any glossy surfaces to make them dull. When repainting fiber cement siding pressure clean with a minimum of 2100 psi pressure to remove all dirt dust grease oil loose particles foreign material and defective coatings. Scrape away any remaining peeled or checked paint and sand those areas.

Be sure that all cracks and openings in the siding are sealed with a quality acrylic or siliconized acrylic caulk. Replace peeling paint flat sawn boards with boards that have vertical grain or sand all the paint off and coat them with a paintable water repellent before priming and repainting. Peeling paint is a result of improper installation of fiber cement cladding. The water repellent might stabilize them enough so that they hold paint longer.

This post was sponsored by rust oleum consumer brands canada. Manufacturers use asbestos in fiber cement siding. The peeling top coat on the siding shown above rhinebeck ny shows a white primer remaining in place on the fiber cement siding. Sanding fillers very important to sand wood fillers after completely dried.

See our full disclosures and policies here. The peeling top coat on the siding shown above rhinebeck ny shows a white primer remaining in place on the fiber cement siding. Treat any mildew that is present with a solution of one part bleach to three parts water. All opinions are as always our own.

For any paint to last previous paint currently peeling up needs to be fully scraped away applying any fillers priming before finish coats are applied. Paint failures on fiber cement siding. James hardie fiber cement provides a 15 year warranty against chipping and peeling on their pre finished product. Unless the substrate is exposed a primer is not required when repainting fiber cement.

The peeling siding was installed at the bottom of a wall in an alley into which drained roof eaves. Significantly this paint failure was observed only on the lowest course of lap siding on the building. Apply the solution to the. The siding paint damage was largely due to excessive wetting from rain splash.

Details are at fiber cement siding paints. Older homes can have a lot of peeling paint if the wood trim has been exposed to the elements.