What is involved in a stucco inspection?

A stucco inspection is comprised of a visual inspection and photographs, followed by a moisture probe inspection of the framing and wood sheathing located behind the stucco. The visual inspection looks at the general overall appearance of the stucco application.

How is stucco tested?

Exterior probe testing.

This involves drilling 3/16” holes in stucco at strategic locations and then inserting a moisture probe into the wall to measure the moisture content. This is an accurate and reliable method for determining if there are water problems.

What is a stucco report?

Stucco inspection is a series of tests and analyses performed on your home's interior and exterior surfaces to determine moisture levels. These tests may include the use of moisture reading and special equipment for use on your home's surfaces.

How do you know if you have stucco issues?

Cracks and bubbles along the bottom edge of the wall — Resulting from a poor drainage system, water leaking through stucco walls shows up along the bottom edge. If you see dense cracks or odd bubbles, you're looking at the signs of stucco damage.

How often should you inspect stucco?

It is recommended that you inspect your stucco every two years or so to ensure that it's showing no signs of damage. You can certainly inspect this material on your own, though it will help you greatly to have the professionals stop by and perform this inspection.

Standard Stucco Inspection Procedure

How long does stucco on a house last?

Stucco is a very durable finish material with a typical life span of 50-80 years or more. Although it is one of the most durable surfaces available, it also features the lowest annual maintenance cost when compared to other siding materials. Stucco is a natural material consisting of an aggregate, a binder, and water.

Can you use a pressure washer on 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.

What is the main problem with stucco?

There are several stucco problems that you can encounter. The most common ones are staining and discoloration, stucco cracking, and moisture intrusion. Other problems include stucco extending below grade and caulking. Some of these issues will need either repair or remediation.

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.

When should I worry about cracks in stucco?

Larger cracks, we're talking 1/16 of an inch, are cause for concern. If you can slide your credit card into the crack in your stucco, it's time to seek some professional help. Larger cracks like these can indicate a structural issue that needs to be addressed prior to repairing the stucco.

How do you check for moisture in stucco?

Exterior probe testing: This method includes drilling small holes in the stucco at specific points, then using a moisture probe inside the wall to check for water content. This is thus far the most reliable way to test for moisture and has stood the test of time.

How do you test for stucco moisture?

A method to identify the amount of moisture in particular areas involves drilling small holes and inserting a moisture probe into the area. The probe holes are then filled with a silicone caulk that ideally matches the color of the stucco and generally blend into the system.

Can hairline cracks in stucco cause leaks?

#5 Depth of crack

Note that in a Traditional hard coat stucco, most hairline cracks only penetrate the finish coat, and not through the scratch coat or brown coat, thus they do not usually leak.

Can water seep through stucco walls?

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.

Are cracks in stucco a problem?

In short, hairline stucco cracks are common and can be easily repatched. Most are not a serious indicator of foundation damage or structural disrepair. However, hairline cracks caused by foundation settlement will likely reappear after the repair and worsen.

Does stucco increase home value?

Whether you're building a new home or simply renovating your existing one, stucco installation is something you should consider in your plans. Stucco is a durable and reliable siding material that can increase the value of your home.

How often should stucco be sealed?

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.

Is it safe to buy a stucco house?

Stucco can tolerate moisture and expansion only up to a certain point. It is not as good as brick veneer or vinyl siding for keeping water out of the exterior walls of your house during periods of heavy rain. It will repel water well in average climates, but it may not be recommended in extremely rainy areas.

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.

Does mold grow on stucco?

Because of stucco's non-absorbent surface, when mold grows on stucco it will generally grow directly on the surface. There must be two important factors involved for the mold to be able to grow, these are water, and organic materials, which feed the mold.

Why does stucco turn black?

The black stains you see could be an accumulation of the dead, dark-colored cells of the hardy algae Gloeocapsa magma, which feeds on the calcium carbonate in the unpainted stucco mixture. But it's easy to remove the black stains — whether they're mold, mildew or algae — with oxygen bleach.

Does stucco need maintenance?

Stucco isn't delicate. Whether applied as exterior siding or as a finish for interior walls, the age-old material requires little in the way of ongoing maintenance. Occasional cleaning or patching may be necessary, but with the right combination of products and tools, any homeowner can get the job done.

Can new stucco be applied over old stucco?

Preparing the old stucco

Cracks will not interfere with the application of new stucco. However, you'll want to look for sections of loose stucco and knock them off with a hammer. After removing any loose sections of the old stucco, sweep the surface clean.

Can you paint over stucco?

It is completely possible to paint over stucco walls. The rough texture of stucco can seem difficult to paint over, but the experienced crew at PaintRite Pros can easily refresh or completely change the color altogether.

How much does it cost to repair cracks in stucco?

Labor. Stucco repair pros charge $40 to $50 per hour on average to fix damaged stucco siding, whether that's filling in a small crack on a single wall or tackling the whole exterior. If your pro charges by the square foot, the cost is approximately $60 to $120 per square foot.