
03 Nov Pros and Cons of Using Fiber Cement Board for Exterior Walls
Table of Contents
When you choose fiber cement board for exterior walls, you encounter both advantages and disadvantages. Many people appreciate that it has a long lifespan, is resistant to rot, and does not burn. Additionally, it requires minimal painting, and pests are less likely to damage it. However, this type of board can be more expensive initially. It is also heavy and may occasionally develop mold. Furthermore, it can break easily and produce dust during installation.
Advantages | Disadvantages |
|---|---|
Strong and easy to care for | Costs more at first |
Does not rot | Can get mold |
Bugs and animals cannot hurt | Very heavy |
Does not burn | Can harm nature |
No need to repaint | Breaks and makes dust |
Keeps heat in |
|
Key Takeaways
Fiber cement board lasts a very long time, about 50 to 100 years. This means you will not need to replace it often. You will also spend less money over many years.
This material does not catch fire easily and does not rot. It keeps your home safe from bad weather and bugs.
Fiber cement board does not need much care. But you must repaint it every 10 to 15 years to keep it looking nice.
The boards are heavy, so putting them up can be hard. It is best to hire people who know how to do it.
Think about your budget and the weather where you live. Fiber cement board costs more at first. But it saves money later because it lasts so long.
Fiber Cement Board for Exterior Wall

What Is Fiber Cement Board
If you want a tough material for your house, fiber cement board is a good choice. It is made by mixing cement, sand, fibers, and water. Each part helps make the board strong and able to last a long time. Cement gives the board its strength. Fibers help the board bend without breaking. Sand and water help hold everything together. Additives help the board resist fire and last longer.
Here is a table that shows what is inside fiber cement board for exterior wall:
Component | Description |
|---|---|
Portland Cement | Makes the board strong and sturdy. |
Silica Sand | Makes the board hard and keeps its shape. |
Cellulose Fibers | Helps the board bend and not break easily. |
Water | Mixes everything together and helps the cement set. |
Additives | Makes the board safer and helps it last longer. |
Every ingredient helps the board work well on the outside of your house. Cement makes it strong. Fibers help it bend. Sand and water hold it together. Additives help it last and keep it safe from fire.
Common Uses
Fiber cement board for exterior wall is used in many buildings. Builders and homeowners like it because it works in lots of places and has many good points.
You can use fiber cement board for exterior wall as siding. It keeps rain, wind, and sun away from your house. It also makes your house look neat and new.
Many people use fiber cement board for exterior wall for decoration. It looks nice and keeps the building safe from bad weather.
You might see fiber cement board for exterior wall in wall dividers. It helps stop noise and keeps water out, especially in kitchens and bathrooms.
If you want something that looks good and lasts, fiber cement board for exterior wall is a smart pick.
Pros and Cons
Pros of Fiber Cement Siding
When you look at fiber cement siding, you find many reasons why people choose it for their homes. The main advantage is durability. This material can last for decades, even in tough weather. You get a long lifespan, with some products lasting 50 to 100 years. That means you do not have to worry about replacing your siding often. Here is a table that shows how fiber cement siding compares to other materials in terms of durability and maintenance:
Siding Type | Average Lifespan | Maintenance Requirements |
|---|---|---|
Fiber Cement | 50 to 100 years | Low; repainting every 15+ years |
Vinyl | 20 to 40 years | Low; occasional cleaning |
Wood | 15 to 100+ years | High; frequent painting and sealing |
Aluminum | 20 to 40 years | Moderate; prone to denting and fading |
You also get excellent resistance to fire. Fiber cement siding is noncombustible. It does not catch fire when exposed to flames. Other materials like wood can burn, and vinyl can melt. Fiber cement siding helps protect your home until help arrives. This fire-resistant quality gives you peace of mind, especially if you live in areas with wildfire risk.
Another benefit is low maintenance. You do not need to repaint often. Most fiber cement siding only needs a fresh coat of paint every 10 to 15 years. You can keep your home looking good with simple care. Here is a quick look at the main tasks:
Maintenance Task | Frequency | Importance |
|---|---|---|
Visual Inspection | Twice a year | Check for debris and damage to prevent moisture problems. |
Trim Back Landscaping | Once a year | Keep plants away to stop moisture from building up. |
Caulk | Once a year | Fix caulking to block water and prevent mold. |
Paint | Every 10 to 12 years | Repaint to protect and keep up appearance. |
Fiber cement siding also stands up to insects and rot. Bugs and animals cannot damage it. The material does not rot, even in wet climates. You get strong protection for your home. The siding blocks water and resists freeze-thaw damage. This performance means you do not have to worry about warping or siding failure.
You will notice that fiber cement siding keeps its color well. It resists fading from the sun. Your home will look fresh for years. The material also offers some insulation. While the R-value is not high, it is better than vinyl siding. You can add more insulation if you want to improve energy savings.
Material | R-value |
|---|---|
Fiber Cement Siding | 0.61 |
Vinyl Siding | 0.5 |
Insulated Vinyl Siding | 2.0 – 3.5 |
The appearance of fiber cement siding is another plus. You can choose from many styles and colors. Some products look like wood, brick, or stone. This gives you flexibility to match your taste and boost your home’s value. Many homeowners see a high return on investment when they sell.
Tip: Fiber cement siding gives you a mix of strength, durability, and style. You get low-maintenance protection and a long lifespan, which adds value to your home.
Cons of Fiber Cement Siding
You should also think about the drawbacks before you decide. The first thing you may notice is the higher initial cost. Fiber cement siding costs more per square foot than vinyl siding. Here is a table that shows the price difference:
Siding Type | Cost per Square Foot |
|---|---|
Fiber Cement Board | |
Vinyl Siding | $5 – $11 |
Hardie Board | $4.70 – $8.50 |
Vinyl Siding | $2 – $5 |
You pay more up front, but you may save money over time because of the long lifespan and low maintenance.
The weight of fiber cement siding can also be a challenge. The boards are heavier than vinyl. This makes installation harder. You may need more workers or special equipment. The difficulty of installation can raise labor costs. Contractors report that handling and cutting fiber cement siding takes skill. You need special tools to cut the boards. The material can break if you drop it or handle it roughly.
Note: The weight of fiber cement siding is much less than brick, but it is still heavier than vinyl. This can make transportation and installation more complex.
You may also face issues with moisture if you do not install the siding correctly. While fiber cement siding resists water, poor caulking or gaps can let moisture in. This can lead to mold or rot behind the boards. You need to check and maintain caulking every year to keep your siding in good shape.
Fiber cement siding is tough, but it can be brittle. If you hit it hard, it may crack or chip. This means you need to be careful during installation and repairs. The boards also create dust when you cut them. You should wear a mask and use the right tools to stay safe.
The insulation value of fiber cement siding is not very high. It is better than vinyl, but much lower than insulated vinyl siding. If you want to improve energy efficiency, you may need to add extra insulation.
Here is a summary of the main cons:
Higher initial cost compared to vinyl siding
Heavy boards make installation harder
Need for special tools and skilled workers
Brittle material can crack or chip
Possible moisture problems if not installed right
Limited insulation value
Dust created during cutting
When you weigh the pros and cons, you see that fiber cement siding offers great durability, fire-resistant protection, and low maintenance. However, you must consider the cost, installation challenges, and insulation limits. Think about what matters most for your home and budget.
Comparison to Other Siding

Fiber Cement Board vs Vinyl
When you compare fiber cement siding to vinyl, you see big differences in durability and maintenance. Fiber cement siding lasts much longer and stands up better to weather and pests. Vinyl siding has a shorter lifespan and can get damaged more easily. Look at this table to see how they match up:
Feature | Fiber Cement Siding | Vinyl Siding |
|---|---|---|
Lifespan | 50–100 years | 20–40 years |
Weather Resistance | Highly resistant | Moderate |
Pest Resistance | Excellent | Moderate |
You will spend less on repairs with fiber cement siding over time. Vinyl siding does not need painting, but it may crack or fade. Fiber cement siding needs repainting every 10 to 15 years, but it gives you lasting protection. The cost of fiber cement siding is higher at first, but you save money in the long run because you do not need to replace it as often.
Fiber Cement Board vs Wood
You might like the look of wood siding, but fiber cement siding gives you more lasting protection. The cost of fiber cement siding is usually $4 to $6 per square foot, while Hardie board siding can cost $6 to $13 per square foot. Wood siding can cost more, especially if you pick high-quality wood.
Fiber cement siding gives your home a clean, modern look. Many people in new neighborhoods choose it.
Wood siding brings a rustic charm and natural beauty. It fits well in traditional settings.
Wood siding comes in many natural colors. Fiber cement siding offers more color choices, like white, yellow, blue, and beige.
You will find that wood siding needs more care. You must paint or seal it often to stop rot and insect damage. Fiber cement siding resists rot and pests, so you spend less time on upkeep.
Fiber Cement Board vs Stucco
Fiber cement siding and stucco both last a long time. Stucco can last up to 80 years, while fiber cement siding lasts 50 years or more. Fiber cement siding is stronger because it has cellulose fibers that help it bend and not crack. Stucco can crack in wet or cold weather.
Material | Longevity |
|---|---|
Fiber Cement | 50 years or more |
Stucco | Up to 80 years |
You will find fiber cement siding easier to install. Stucco needs three coats and takes days to finish. Fiber cement siding goes up faster and needs fewer workers. Stucco works best in dry climates but may need more repairs in wet areas. Fiber cement siding resists rot and insects, making it a good choice for many climates.
Fiber Cement Board vs Brick
Brick and fiber cement siding both give you strong, long-lasting siding for your exterior. Brick has a higher energy efficiency rating, with an R-value of 0.44, while fiber cement siding has an R-value of 0.37. Brick costs more to install and is heavier. Fiber cement siding is lighter and easier to put up, but still gives you lasting protection.
Tip: If you want a balance of cost, durability, and easy care, fiber cement siding is a smart choice for your exterior walls.
Choosing Fiber Cement Board
When to Use Fiber Cement Siding
Think about your weather before picking fiber cement siding. This material works in many places. It stands up to heat, cold, wind, and fire. In hot or dry areas, it blocks the sun. It helps keep your house cooler. In wet or humid places, it handles moisture well. It stops mold from growing. Cold places need siding that can handle freezing. Fiber cement siding does this job well. If you live where there are strong winds or hurricanes, it gives extra strength. Reinforced installation helps even more. In places with fire danger, fiber cement siding is a safe choice. It does not burn.
Here is a table that shows how fiber cement board works in different climates:
Climate Zone | Challenges |
|---|---|
Hot/Dry | UV stability and thermal insulation to reduce cooling loads |
Mixed-Humid/Marine | Moisture management via cavity drainage |
Cold | Freeze-thaw durability and continuous insulation |
High Wind/Hurricane | Structural strength addressed by mechanical fastening and reinforced framing |
WUI/Fire-Prone | Fire resistance and non-combustible materials required |
Key Considerations
Check your budget before you start with fiber cement siding. It costs more at first than some other materials. But you save money later because it needs less care. Fiber cement sheathing is more expensive up front. It lasts longer and you do not have to fix it much. The average price is about $13,000. Each square foot costs between $5 and $14. This is cheaper than wood wall panels. Wood panels can cost up to $33 per square foot.
Material Type | Initial Cost | Long-term Savings | Maintenance Requirements |
|---|---|---|---|
OSB Sheathing | Low | Moderate | Moderate |
Fiber Cement Sheathing | High | High | Low |
Gypsum Sheathing | Moderate | Moderate | Moderate |
You also want your house to look nice. Fiber cement siding comes in many colors and textures. You can pick a style you like. It can look like wood, stone, or something modern. The color and finish last for years. Your house will stay looking good. Many people pick fiber cement siding because it stands up to weather, bugs, and fire. You get a strong, safe, and pretty home. You do not have to do much work to keep it nice.
Tip: If you want a strong, good-looking, and easy-to-care-for outside, fiber cement siding is a smart pick. Think about your weather, money, and style before you start.
You see many benefits with fiber cement board, such as long-lasting strength, fire resistance, and low upkeep. You also face higher costs and tough installation. The table below helps you weigh these points:
Pros | Cons |
|---|---|
Costs more than vinyl or wood | |
Handles harsh weather | Heavy and hard to install |
Resists fire and pests | Needs cleaning and repainting |
Think about your climate, budget, and how much work you want to do. You should talk to certified installers for expert advice before you decide.
FAQ
How long does fiber cement siding last?
You can expect fiber cement siding to last 50 years or more. Many brands offer warranties for up to 30 years. You get strong protection for your home with very little upkeep.
Can you paint fiber cement board?
Yes, you can paint fiber cement board. Most products come pre-painted, but you can repaint them if you want a new color. Use high-quality exterior paint for the best results.
Is fiber cement board safe for the environment?
Fiber cement board contains natural materials like cement and sand. However, the manufacturing process uses energy and creates dust. Always wear a mask when cutting. You can recycle some fiber cement products.
Does fiber cement siding need a lot of maintenance?
You do not need to do much to keep fiber cement siding looking good. Wash it once a year and check caulking. Repaint every 10 to 15 years for the best appearance.
Can you install fiber cement siding yourself?
You can try to install it yourself, but the boards are heavy and need special tools. Most people hire professionals. This helps you avoid mistakes and keeps your warranty valid.

When to Use Fiber Cement Siding