12/5/2023 0 Comments Valspar paint colors exteriorFor stucco, fill gaps with exterior stucco texture finish, following label instructions. Cracks larger than 1/16” must be cleaned to remove all loose stucco or masonry. Filling in Cracks and Patching: Hairline cracks (1/16” or less) can be covered with this product. Protect skin and eyes by wearing rubber gloves and eye goggles when working with bleach solution. To remove mildew or suspected mildew, scrub house before painting with a commercial mildew remover or a solution of 1 part liquid chlorine bleach to 3 parts water. Mildew must be removed before painting or it will grow through any new coat of paint. Clean mildew from the surface: Mildew is a fungus that looks like dirt but won’t wash off. Protect eyes and skin by wearing rubber gloves and eye goggles. Stubborn efflorescence can be removed with a mild muriatic acid solution. To remove, use a power washer, wire brush or scrape. If present, find the source of water entry (cracked parapet cap tiles, open joints or cracks, etc.) and repair before painting. It is caused by water entry within the wall itself. Facts About Efflorescence: Efflorescence is a white crusty material which migrates to the surface of masonry over time. Caution: Improper power washer use may cause damage to stucco. Follow all label instructions and rinse well. Pressure washer and masonry and stucco cleaner will ensure a clean, chalk and dirt free surface. Old or existing surfaces remove dirt, grease, mildew, algae, efflorescence and loose, peeling coating. New concrete or stucco must cure a month before applying a finish. Large cracks, crumbling areas or water damage may need professional repair.
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