What is synthetic stucco siding
Isabella Browning
Updated on March 26, 2026
It’s more flexible than traditional stucco and consists of a moisture barrier, foam insulation, cement basecoat, reinforcing fiberglass mesh and an acrylic finish. Synthetic stucco is 80% lighter than traditional hard-coat and relatively durable, due to containing fiberglass.
How bad is synthetic stucco?
But many homeowners have learned the hard way that what they thought was stucco is, in fact, a synthetic stucco known as Exterior Insulating and Finish System (EIFS). EIFS prone to water-related defects that can cause major headaches—and expenses—for homeowners.
How long should synthetic stucco last?
Maintenance. If properly maintained, synthetic stucco should last for many years. We recommend that homeowners inspect their stucco regularly, starting at the corners and seams. Chips, cracks, or sections that are pulling apart can allow moisture into the stucco and ultimately into the walls of your home.
What is synthetic stucco?
Synthetic stucco is commonly referred to as Exterior Insulating and Finish System (EIFS). Homes with this exterior finish are often strikingly beautiful, offer great flexibility in home design, and provide energy savings.How do I know if I have synthetic stucco?
The easiest way to identify synthetic stucco (EIFS) is by touching the material with your bare hand. When you touch the wall where the stucco is installed, it will feel like plastic. You can also knock gently on the wall. If it sounds hollow and thin, you have EIFS on your home.
Should I replace EIFS?
While moisture can get behind just about any exterior surface on a home, the plastic nature of the EIFS synthetic stucco coatings tends to trap moisture. This trapped moisture is the match that lights the mold growth and wood rot fuse. … The EIFS synthetic stucco system must be removed for any number of reasons.
Is synthetic stucco better than regular stucco?
Synthetic Stucco Performance. Traditional stucco is more durable, fire resistant, and has greater longevity, being able to last up to 50 years with low maintenance. … However, synthetic stucco has more elasticity and can expand and contract better than traditional stucco without cracking.
Can synthetic stucco be painted?
When synthetic stucco fades, it can be stained or painted any color. Caulk hairline cracks on the surface and around windows, doors and other trim with paintable silicone caulking.Is EIFS stucco still used?
In the Southwest and on the Gulf Coast, especially, EIFS—also known as synthetic stucco—appealed to builders and architects as a reliable alternative to true stucco. … Yet today, EIFS are still around. About 100 million square feet of EIFS went on new and remodeled homes last year, rivaling any other siding material.
Is EIFS more expensive than stucco?EIFS is more costly than traditional stucco.
Article first time published onHow do you maintain synthetic stucco?
The best way to make sure that your synthetic stucco is cleaned properly is the soft wash method. Using a more traditional high-pressure wash system can severely damage the exterior of stucco and does little to prevent seepage and rot.
Can you remove synthetic stucco?
It provides a huge peace of mind to the homeowner.” The first step in removing synthetic stucco is to scaffold the area. A plastic tent is installed over the scaffolding to protect the house from inclement weather. The stucco is removed and disposed of in a drop box.
Can you replace EIFS with stucco?
A potential homebuyer may insist on this in the contract and before completing their purchase of the home. -Consider replacing the EIFS with a stone veneer, Hardie board, actual stucco, or a combination of these materials.
How can you tell the difference between synthetic and traditional stucco?
Synthetic stucco will feel a bit soft and sound hollow when tapped. Traditional stucco will feel hard, brittle, and not give when pushed on, and will sound solid when tapped. Additionally, if there is a hole in the exterior, such as for light fixture or vent, you may be able to see the layering of the material.
Is EIFS the same as synthetic stucco?
What’s The Difference Between EIFS and Traditional Stucco? A traditional hard-coat stucco exterior system is extremely strong and durable because it essentially covers your home with a layer of rock. … Barrier EIFS on the other hand, uses a multi-layer “synthetic” stucco that is much softer than traditional stucco.
How much does it cost to replace synthetic stucco?
Synthetic Stucco CostsZip CodeBasicBestInstallation Cost$252.00 – $384.00$504.00 – $648.00Total$372.00 – $576.00$744.00 – $984.00Synthetic Stucco – Total Average Cost per square foot$3.95$7.20
How long does EIFS last?
Dryvit EIFS are designed to last for the typical design life of a building. The actual longevity on any specific building will depend mainly on the building maintenance program. Some EIFS facades date back 50-60 years.
Can you put siding over synthetic stucco?
In short — yes! A stucco exterior can be covered with siding for an updated look. However, because of the process that must be done to cover stucco properly, this project should really only be completed by a professional.
Is EIFS siding good?
A 2006 study done by the well-known Oak Ridge National Laboratory, funded by the US Department of Energy, found that “EIFS was the best performing cladding in relation to thermal and moisture control when compared to brick, stucco, and [fiber cement board] siding,” but it needs to be properly installed and maintained.
How much does it cost to install EIFS?
EIFS is one of the most economical systems available, with an estimated material cost per square foot at $0.86 and installation cost of $5 to $6, which compares with the cost per square foot for brick at $1.25 with an installation cost of $8.50. EIFS also provides several other advantages over brick construction.
What is the difference between Dryvit and EIFS?
Having a house with EIFS, also known as Dryvit, isn’t the end of the world. EIFS isn’t a disease; it’s synthetic stucco. And even though your house may have been built using it, with knowledge and proper maintenance everything can be just fine. EIFS is an Exterior Insulation and Finish System.
Why EIFS is the best?
Low maintenance: EIFS clad buildings have superior resistance to fading, chalking, yellowing, dirt, mould and mildew. … Crack-resistant: Enhanced flexibility helps EIFS absorb building movement and avoid the unsightly cracking problems common to stucco, concrete and brick exteriors.
Can you paint EIFS siding?
Unlike wood, stucco and other siding materials, EIFS rarely need painting. Most EIFS systems are specifically formulated with 100% acrylic binder, which gives EIFS superior resistance to fading, chalking and yellowing. As a result, the systems tend to maintain their original appearance over time.
What are EIFS panels?
Exterior Insulation and Finish System (EIFS) is an exterior wall cladding that utilizes rigid insulation boards on the exterior of the wall sheathing with a plaster appearance exterior skin.
Is synthetic stucco waterproof?
New synthetic stucco systems are a different story. These stuccos are made from acrylic polymers and designed to be completely waterproof. They don’t breathe at all, which is great except when water does manage to get behind the surface, it has no way to escape, unless it can weep out the bottom of the wall.
Can you pressure wash synthetic stucco?
A: First of all, do not use a pressure washer on a synthetic stucco surface. This type of finish, known as an exterior insulation finish system or EIFS, is a barrier-type system. … So if water gets in (for example by getting forced in by a pressure washer), it can’t get out and will eventually lead to rot and mildew.
Can EIFS be power washed?
The good news is EIFS can be cleaned if your pressure washing contractor is trained like Sparkle Wash technicians are. … Unskilled power wash operators tend toward use of high pressures or harsh chemicals, either of which can damage the finish coat of the material.
Can EIFS be repaired?
The damage to the EIFS system may be the result of intentional vandalism, unintentional damage resulting from traffic, landscaping activities etc, or weather phenomenon such as blowing debris, heavy hail etc. Holes or other damage is easily repaired with Terraco Styrobond HB DP – less than 50 mm in diameter.
How much does it cost to replace EIFS with real stucco?
EIFS Stucco Repair It costs between $30 and $50 per sq. ft. for EIFS stucco repair.
Can you install siding over EIFS?
One of the major perks of using fiber cement siding boards is that their trim can easily be installed over built-out sections of EIFS-covered exteriors. … We believe this type of siding is a great option for all types of homes.
Can you replace synthetic stucco with brick?
First, you may be able to replace your synthetic stucco with brick or a synthetic stone product for about the same price or a little less. Vinyl siding might cost less, as would pre-stained wood.