Paint Peeling Off Fiber Cement Siding

One coat of duration is all that s needed.

Paint peeling off fiber cement siding.

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. Mechanical damage to fiber cement siding. The peeling siding was installed at the bottom of a wall in an alley into which drained roof eaves. Details are at fiber cement siding paints.

Paint failures on fiber cement siding. Use a primer over bare wood. Peeling paint on fiber cement siding bht posted in general discussion on february 2 2007 11 06am we had repairs done on our house about two years ago and an entire side of the house sided in hardiplank siding over new plywood and two layers of felt paper. 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.

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. The water repellent might stabilize them enough so that they hold paint longer. Also sand any glossy surfaces to make them dull. The peeling top coat on the siding shown above rhinebeck ny shows a white primer remaining in place on the fiber cement siding.

Remove dirt and dust from the entire exterior by. Sanding fillers very important to sand wood fillers after completely dried. All opinions are as always our own. The peeling top coat on the siding shown above rhinebeck ny shows a white primer remaining in place on the fiber cement siding.

Scrape away any remaining peeled or checked paint and sand those areas. Treat any mildew that is present with a solution of one part bleach to three parts water. 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. Significantly this paint failure was observed only on the lowest course of lap siding on the building.

Manufacturers use asbestos in fiber cement siding. 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. Older homes can have a lot of peeling paint if the wood trim has been exposed to the elements. This post was sponsored by rust oleum consumer brands canada.

Apply the solution to the. Be sure that all cracks and openings in the siding are sealed with a quality acrylic or siliconized acrylic caulk. See our full disclosures and policies here. Peeling paint is a result of improper installation of fiber cement cladding.

The siding paint damage was largely due to excessive wetting from rain splash. James hardie fiber cement provides a 15 year warranty against chipping and peeling on their pre finished product.