Stucco cracks will telegraph through the topcoat and should be repaired with patches and sealants prior to repainting. High elongation properties help the coating remain intact over hairline cracks caused by thermal changes in the substrate and offer excellent hiding properties. Elastomeric caulk is a better remedy for the situation, especially for cracks wider than 116 of an inch. Weatherlastic is available in four distinct textures. Plus, it can be applied to all masonry surfaces, particularly stucco and. The following are the sherwinwilliams elastomeric paint. Use to prevent further moisture penetration and damage. Weatherlastic is a line of textured finishes that are 100% acrylic, utilizing dpr dirt pickup resistant chemistry and an elastomeric binder to bridge hairline cracks. Elastomeric paint thermo coating madani group painting. Elastomeric coatings paintinfo caution notes paint colorants.
Elastomeric paint is also tintable, so you can change the exterior look of your home too. Always use the highestquality stucco paint you can afford. More than one coat may be necessary, even when advertising claims onecoat coverage. Our client was experiencing watermoisture damage due to cracks in her stucco finish application.
The surfaces that the layers work on are poured concrete, masonry, stucco, floors, roofs, brick, metal and wood with caution. An elastomeric product does have the ability to bridge small cracks, which. Sorry this video is a bit long and dragged out but the info is all there if you can hear it out. Elastomeric paint is usually not recommended by stucco contractors but is a product that painters tend to like more but that doesnt mean that it is a bad product. The behr premium elastomeric masonry, stucco and brick paint is an exterior. Since application variables are a major factor in product performance, this information should serve only as a general guide. Sto elastomeric coatings can cover hairline cracks, dramatically improving a buildings appearance. Elastomeric masonry, stucco and brick exterior paint. An elastomeric paint can also be used on stucco walls but has a much lower permeability rating and does not allow the wall to breathe as easily. Elastomeric paint can be used to fill in stucco cracks that are 116 of an inch or smaller, but this is not our method of choice. This will provide a proper foundation for the coating. There are three main types available, depending on your specific needs. Plus, it can be applied to all masonry surfaces, particularly stucco and concrete block. If the finished coating looks like latex paint, it may be too thin.
If left alone, it can cause enough water damage to. Watertight this is one of the main advantages to elastomeric coating, as it puts a secure coating on the surface so that the moisture is unable to intrude into the walls. Because stucco is porous, and the crack filler needs to be flexible, caulking a large crack wont blend perfectly. Specialty elastomeric masonry, stucco, and brick paint. There are some pros and cons of elastomeric paint, but in the end, it will. Density the paint is up to ten times thicker than regular paints, and when it is dry you can notice the difference. Shop valspar duramax flat masonry and stucco elastomeric tintable white exterior tintable paint actual net contents. We sealed any cracks with 100%silicone and applied two coats of elastomeric finish paint. Stucco and masonry structures expand and contract in response to the weather and structural stresses. Here is a quick demo to showcase the ability of elastomeric to hide hairline cracks in stucco and how it builds on the wall without sagging. For use on stucco, eifs, concrete block, brick, pre.
Elastomeric paint possibly the best exterior paint. Elastomeric paint is an excellent paint for stucco, masonry, and other surfaces. I do recommend an elastomeric coating for stucco but regular house paint will also work. These would include masonry and concrete surfaces, flat or. Elastomeric paints for stucco, masonry, concrete rodda paint. Allow new stucco and masonry to cure for 30 days before painting. Stucco, masonry, concrete, concrete block or brick as well as adjacent wood and metal surfaces. Unlike typical exterior paints, this coating fills and bridges hairline cracks, helping to prevent damaging water penetration. Remove mildew stains with a mildew stain removing product. Elastomeric paint project anderson renovations youtube. A highbuild, low lustre elastomeric coating with 300% elongation that is designed to beautify and protect masonry structures from damage due to weathering and moisture intrusion. Elastomeric coating contains up to twenty mils each coating compared to a regular paint, which reaches only about three mils for each coat applied. Watch as i show you how to caulk a crack in stucco and proper spray. Not for use on horizontal surfaces subject to foot traffic.
Use to bridge and seal cracks, joints and other openings in masonry substrates. Sherlastic is an economical elastomeric coating designed for use on masonry and concrete construction to prevent water from penetrating into building interiors. Elastomeric paint forms a durable, tough film that provides a waterproof coating to almost any structure. When applied according to directions, it provides a weather and temperature resistant coating that is flexible enough to bridge minor surface cracks as they develop. Specialty elastomeric masonry, stucco, and brick paint behr. Its design works to protect masonry surfaces and specifically stucco exteriors. Paint acts as a second layer of protection, but elastomeric paint is an even better protective choice. Elastomeric paint is best to use for stucco, since it can expand and contract.
Elastomeric coatings are higher volume solids 4560% than conventional. It has excellent adhesion, waterproofing, thickness, elasticity, and other necessary properties of an exterior paint. The flexible film covers and hides hairline cracks, making uniform pinholefree jobs easier and faster to achieve. Be sure concrete, masonry and stucco are thoroughly cured and dry before applying.
Shop stucco, masonry and brick paint online at and get free store pickup at your neighborhood ace. Elastomeric coatings, which are very flexible and can stretch. These cracks should not be refilled with stucco or caulk. Originally formulated to protect stucco, elastomeric coatings can be used in many places traditionally reserved for exterior paint. Elastomeric paint is extremely durable against mildew and dirt and is a very resistant waterproofing finish that has superior elasticity and elongation properties to. Elastomeric paint bridges the gaps of tiny cracks that may be present, sealing forever, weatherproofing your expensive stucco and efis siding from that point going onward, which is another reason why this is best for your stucco, keeping its elasticity. When applied as directed, at up to 20 mils wet film thickness per coat, this product fills pores, and bridges minor surface cracks to create a monolithic film that. If the exterior siding on your home is stucco or some other type of masonry, you may have experienced problems related to cracking. The sherlastic is designed to be used on masonry and concrete surfaces to protect against water penetration. Whenever painting raw stucco always clean then apply a masonry primer acrylic. How to fix cracks in stucco and paint with sherlastic elastomeric paint. Correctly repairing stucco cracks key to long term. Or you could just leave it alone, its 24 years old and in good shape. These coatings help protect your stucco from wind driven rain, and can create a waterproof system if applied correctly.
The behr premium elastomeric masonry, stucco and brick paint is an exterior, flexible highbuild coating designed to expand and contract, bridging hairline cracks on vertical masonry surfaces. While these coatings can accommodate the thermal movement, withstand wind driven rain, and provide a long term warranty, they do not bridge or repair existing cracks. The stucco paint with a higher upfront cost will typically last longer, seal hairline cracks more effectively, and prevent water damage. Not that many years ago, advancement in technologies for paint and coatings for the exteriors of buildings and homes allowed manufacturers to bring an elastomeric coating to the market. There is a difference between an elastomeric coating, a masonry paint and an. Cracked masonry can allow winddriven rain and snow into the structure, causing damage. Preparation allow new stucco and masonry to cure for 30 days before painting. An elastomeric product does have the ability to bridge small cracks, which makes it a better choice for some people with a lot of cracks.
Valspar duramax flat masonry and stucco elastomeric. Its important to note that professional painters will need to fill larger cracks in stucco with exterior caulk or masonry patching prior to painting. This paint is used as an exterior coating it is flexible, and its highbuild coating is designed to expand and contract, bridging hairline cracks in vertical masonry surfaces. Elastomeric paint for masonry surfaces natural handyman. Stucco masonry does develop cracks and a crack of up to 18 inch is acceptable in stucco exteriors.
In many cases, this is the best choice for outdoor applications. If the job calls for waterproof protection, go with an elastomeric coating such as sherwinwilliams conflex xl high build coating, which also can cover and hide hairline cracks. With 2 coats of elastomeric paint over an excellent primer, the cracks will be filled and. In fact, you might think of an elastomeric coating as acrylic paint on steroids. A high build, flexible, 100% acrylic waterproof coating that gives a low lustre finish to new and previously painted concrete, masonry and brick walls, and accompanying wood and metal trim. Learn about the many benefits of painting stucco on your home. Stucco, brick, rock, and rock veneer can all benefit from some type of masonry paint or coating. Elastomeric paint the best exterior paint for stucco.
Properly prepared exterior vertical surfaces such as. Fill cracks, dents, holes and voids with an appropriate filler. Stucco cracks should be repaired, but too often we see that an elastomeric coating is recommended because it provides the advantage of a crack bridging ability. Elastomeric paint is a high build coating that is designed to protect masonry surfaces. Used for larger nonstructural cracks repair and waterproof cracks in masonry and stucco interior exterior ready to use apply by knife or brush surface preparation surface to be caulked must be dry and free of all dirt, dust, oil, mildew, loose paint, old caulk or other contaminants. If your stucco is peeling, or bubbling and causing cracks, your home might have been sealed using elastomeric coating.
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