How can I waterproof my stucco?

A great way to protect the look of your stucco and prolong the life of your exterior stucco is to apply a Stucco Sealer by Rainguard®. Our Stucco Sealer is an easy to apply, reliable sealants that will help keep water and moisture from absorbing into the surface of your stucco.

Do I need to waterproof stucco?

Waterproofing is essential for almost every building project. If not properly sealed, structures will allow moisture to seep into materials, where it can become trapped. If this moisture does not drain properly, it can cause rotting, damage and mold. With this in mind, it's important to properly waterproof stucco.

How do you protect moisture from stucco?

There are three key components to waterproofing a stucco house for the long term: Using a multiple layer approach to stucco installation, including an air gap in those layers, and correct installation of flashing around any openings in the stucco walls.

How do you seal exterior stucco?

New stucco should be sealed with a clear concrete masonry sealer, typically made of a silicone material. For older stucco that's already showing signs of cracking, waterproof elastomeric paints are an excellent choice to preserve and protect your stucco.

Can water leak through stucco?

Despite what many people think about stucco walls, stucco walls are not water-resistant. As a matter of fact water actually absorbs into the stucco. In most cases, the problem with water leaking through stucco is that the building envelope has been breached.

How to Waterproof Your Stucco - DIY Series Ep. 11

Can stucco be waterproofed?

A great way to protect the look of your stucco and prolong the life of your exterior stucco is to apply a Stucco Sealer by Rainguard®. Our Stucco Sealer is an easy to apply, reliable sealants that will help keep water and moisture from absorbing into the surface of your stucco.

Can I use Drylok on stucco?

A. DRYLOK^® Masonry Waterproofer is not recommended for use on anything other than bare masonry and concrete surfaces. It can be applied to porous terra cotta, concrete, stucco, and cement.

Why you should not paint stucco?

Stucco needs to breath – One of the main reasons you shouldn't coat your stucco with paint is because stucco is porous. This allows moisture that hits the surface to easily evaporate away. A coat of paint can harm that breathability.

Is painted stucco waterproof?

Elastomeric paint is a high build coating that is designed to protect masonry surfaces. These coatings help protect your stucco from wind driven rain, and can create a waterproof system if applied correctly.

How long does stucco sealer last?

If new, stucco can be sealed with a clear concrete/ masonry sealer, which will penetrate into the stucco and stop moisture entrance. These are typically silicone type sealers. While effective, these finishes will usually need to be redone every 4-5 years.

Can you use concrete sealer on stucco?

Fortunately, you can use a concrete sealer on stucco, which will function just as effectively as on traditional concrete; however, it is important to choose the right variety of sealer.

What happens when water gets behind stucco?

Water leakage is a common issue with stucco in areas where seasonal rain is the norm. If water gets behind stucco it will soften the areas it comes in contact with, eventually causing the stucco to break away and fall off in sheets.

Should you paint stucco exterior?

Stucco is a durable and great-looking exterior finish, but it isn't invincible. Ideally, stucco should be painted every five to ten years. It's important to paint and perform other stucco maintenance on the right schedule to keep your home looking great and to prevent hairline cracks from growing larger.

Is stucco a water barrier?

Three-coat stucco is the most common exterior cladding here in Southern California; properly installed, it's tough, durable, and attractive. But it's not waterproof. No matter how skilled the plasterer is, rain will get behind stucco.

How often should a stucco house be painted?

Stucco is a popular exterior choice due to its durability. However, a stucco home will still need exterior maintenance. It is often recommended that stucco be painted every 5-10 years depending on its current condition.

What is elastomeric waterproofing?

Elastomeric coating is an above-grade exterior wall or roof coating that is approximately 10 times thicker than paint. It forms an incredibly thick yet flexible coating that helps waterproof the exterior of a structure.

What is the best paint to use on stucco?

Acrylic Paint. The best exterior paint for stucco is 100% acrylic paint in most cases. Indeed, acrylic latex paint is both durable and flexible, maximizing stucco surface breathability.

Should you power wash stucco?

Yes, you can use a power washer or pressure washer to clean stucco. Just make sure to maintain a good distance between the nozzle and the surface, use the 1,500 PSI, and a 25- or 40-degree nozzle. Although, given the intensity of a power washer, seeking the help of a professional is always best.

Is it better to paint stucco or re stucco?

While stucco is a very durable surface, it will need to be repainted periodically – but not often. Proper application using high-quality paint can help your stucco last over 20 years without peeling or blistering, but its longevity also depends on environmental factors.

Is it better to roll or spray paint stucco?

Stucco can be painted using a roller or with an airless sprayer – a brush is not recommended. A roller works well for small jobs, but can be overwhelming on larger projects. When it comes to big jobs consider using an airless sprayer. It makes putting paint on a breeze – especially on larger jobs.

What is the difference between DRYLOK and Drylok extreme?

The main difference is that Drylok Extreme has better water resistance than Drylok Original (15 PSI as opposed to 10 PSI). Drylok Extreme is wind resistant, includes biocide, and has a longer warranty. Additionally, the Extreme has a smooth texture, while Drylok Original offers a sandy texture.

How long does Drylok extreme last?

How long will DRYLOK^® Masonry Waterproofer maintain its effectiveness? A. When applied according to directions, DRYLOK^® Original Masonry Waterproofer is warranted for 10 years, DRYLOK^® Extreme Masonry Waterproofer is warranted for 15 years, and DRYLOK^® Floor & Wall Masonry Waterproofer is warranted for 7 years.

Is DRYLOK good for exterior walls?

Can DRYLOK^® be used outdoors? A. Yes, DRYLOK^® can be applied to interior and exterior masonry surfaces – above or below grade.