
18 Sep MgO Board Use For Mobile Home Wall Panels
Table of Contents
If you want a smart upgrade for your mobile home, MgO board makes a great choice for wall panels. You get strong fire resistance, so you feel safer. This board stands up to water, mold, and mildew, even in humid places. It does not rot or attract insects. You will notice that it feels solid and lasts longer than drywall or plywood. Installation goes quickly, which saves you time and hassle. Your home stays comfortable and quiet because MgO board blocks sound and helps insulate.
Key Takeaways
MgO board stops fire for up to 4 hours. This helps keep your mobile home safe.
This board does not let water in. It stops mold and mildew. This is good for wet places like kitchens and bathrooms.
MgO board is strong and does not dent or scratch easily. Bugs cannot harm it. Your walls last long without using chemicals.
It is easy to put in. You only need simple tools and steps. You can make your mobile home better quickly.
MgO board helps you save money over time. You pay less for repairs and may save on insurance.
MgO board overview
Composition
You may ask why MgO board is different. This board is made from minerals and fibers. Magnesium oxide is the main part. It makes the board strong and fire-resistant. Other minerals and materials are mixed in to make it better. Here is a table that shows what goes inside:
Mineral | What It Does for the Board |
|---|---|
Magnesium Oxide | Makes the board strong and stops fire |
Magnesium Chloride | Holds the board together and keeps it steady |
Perlite | Makes the board lighter and helps keep heat in |
Wood Fiber | Adds strength and lets the board bend a little. It is also eco-friendly |
Vermiculite | Grows bigger with heat, so it helps stop fire |
Glass Mesh | Makes the board tough and helps it last longer |
This board is strong, safe, and lasts a long time.
Properties
MgO board has many good things in one product. It is lighter than some other wall boards. This makes it easier to carry and use. The board does not burn, get wet, or grow mold. You do not have to worry about leaks or damp air. Bugs do not like it, and it will not rot. MgO board uses minerals and recycled fibers, so it is good for the earth. You get a wall panel that is strong, safe, and eco-friendly. It also keeps your home quiet and helps keep it warm or cool.
Benefits
Fire resistance
You want your mobile home to be safe from fire. MgO board gives you top protection. It stands up to heat much better than drywall or plywood. Take a look at this table to see how it compares:
Material | Fire Resistance Duration | Temperature Resistance | Flame Spread Rating (ASTM E84) | Combustibility |
|---|---|---|---|---|
Magnesium Oxide (MgO) Board | Up to 4 hours | Up to 800ºC (1472ºF) | 0/0 (No flame spread, no smoke) | Non-combustible |
Drywall | About 30 minutes | Moderate | Higher than MgO (flame spreads) | Combustible |
Plywood | Low | Weak in high heat | High (burns easily) | Combustible, burns easily |

MgO board meets strict fire safety standards. It gets a Class A rating in the ASTM E84 test, which means it does not spread flames or smoke. You can relax knowing your walls help protect you and your family.
Moisture protection
Moisture can ruin walls in a mobile home. You do not want mold or mildew. MgO board keeps water out. It does not soak up moisture like drywall. This makes it perfect for bathrooms, kitchens, and basements. The board uses magnesium oxide and natural ingredients. These stop mold from growing, even in humid places. You get walls that stay dry and clean.
Tip: If you live in a rainy area or have leaks, MgO board helps prevent damage and keeps your home healthy.
Durability
You want walls that last. MgO board is tough. It resists dents, scratches, and everyday bumps. Here is a quick look at how it compares:
Material | Impact Resistance | Durability |
|---|---|---|
MgO Board | High | High |
Plywood | Moderate | Moderate |
Drywall | Low | Low |
MgO board does not rot or break down over time. It stands up to insects, fungus, and chemicals. Take a look at these facts:
Material | Insect Resistance | Fungal Resistance |
|---|---|---|
MgO Boards | Prevents fungal growth due to high pH. | |
Drywall | Susceptible to pests. | Can support mold growth. |
Plywood/OSB | Easily affected by termites. | Prime environment for mold. |
You do not need chemical treatments. The board’s high pH keeps fungi away. It is also inorganic, so chemicals do not break it down. Your walls stay strong year after year.
Comfort
You want your mobile home to feel cozy. MgO board helps with that. It keeps heat inside during winter and blocks heat in summer. This saves energy and lowers your bills. Here are some ways it helps:
MgO panels keep your home warm in winter and cool in summer.
You can save up to 50% on energy compared to older wall materials.
The board blocks sound, so your home stays quiet.
MgO board is non-toxic. It does not have harmful chemicals. This means you breathe cleaner air. The board’s moisture resistance stops mold and rot, making your home healthier. You get comfort, safety, and peace of mind.
Installation and cost
Installation steps
You can install MgO board wall panels in your mobile home with a few simple steps. Here’s how you do it:
Clean the surface. Make sure the wall is free of dust and debris.
Check the framing. Look for any uneven spots so you don’t get gaps later.
Install the MgO board. Start at the bottom and attach each panel to the framing with screws or nails.
Seal the seams. Use weather-resistant tape at the joints to keep out moisture.
Inspect and finish. Tighten any loose screws, sand rough edges, and paint the boards if you want a fresh look.
Tip: Take your time with each step. Careful installation helps your walls last longer and look better.
Cost comparison
When you look at costs, MgO board might seem more expensive than drywall or plywood at first. But you save money over time. These panels need less maintenance because they don’t rot, warp, or grow mold. You also spend less on repairs and replacements. Insurance companies may offer lower rates because MgO board is fireproof. You avoid extra costs from weather damage, so your budget stays safe.
Compatibility
MgO board works well with most mobile home framing materials, like steel and wood. You get strong fire resistance and moisture protection. Here’s a quick look at how it compares:
Feature | MgO Board | Traditional Materials |
|---|---|---|
Fire Resistance Rating | Up to 4 hours; excellent safety | Needs extra fireproofing |
Combustibility | Non-combustible | Wood burns easily |
Moisture Resistance | Resists water and mold | Prone to moisture problems |
Thermal Stability | Stays strong under heat | Weakens or burns in heat |
You might face a few challenges during installation:
You need special tools and skills, which makes it harder than installing drywall.
Sometimes, MgO board doesn’t match up with other materials, especially when dealing with moisture.
You must use the right fasteners to avoid chemical reactions and keep your walls strong.
If you plan ahead and follow the steps, you can enjoy safe, sturdy walls in your mobile home.
Applications
Walls
You want walls that stay strong and look good for years. MgO board works great for mobile home walls. You can use it for both inside and outside walls. It stands up to fire, water, and bumps from daily life. You do not have to worry about mold or insects. Many people choose this board because it is easy to install and keeps your home safe. You can paint or finish it any way you like.
Tip: If you want to upgrade your mobile home walls, start with MgO board for the best mix of safety and style.
Ceilings
Ceilings in mobile homes need to handle moisture and sometimes heavy loads. MgO board gives you a ceiling that does not sag or grow mold. It stays flat and strong, even in bathrooms or kitchens where steam and humidity are common. Take a look at how it performs:
Feature | Description |
|---|---|
Handles heavy loads and stays stable. | |
Does not absorb water or grow mold. | |
Sag Resistance | Keeps its shape over time, even in humid rooms. |
You get a ceiling that lasts and looks clean.
Subflooring
Floors take a lot of wear and tear. You want something that will not rot or break. MgO board makes a tough subfloor. It does not soak up water, so you avoid mold and soft spots. It also stands up to fire and heavy furniture. Here is a quick comparison:
Property | MgO Board | Plywood |
|---|---|---|
Moisture Resistance | Excellent | Poor |
High | Low | |
Durability | Very High | Moderate |
Environmental Impact | Eco-friendly | Less Eco-friendly |
You can cut it with regular tools.
It supports heavy items without bending.
It keeps your home safer and cleaner.
Roof decking
You need a roof that protects you from rain, wind, and heat. MgO board works well as roof decking. It does not burn, warp, or let water in. Your roof stays strong, even in storms or hot weather. You get peace of mind knowing your home has extra protection.
Note: Many builders use MgO board for roof decking because it lasts longer and needs less repair.
You want a safe, strong, and comfortable home. MgO board gives you all that. It stands up to fire, water, and daily wear. Many building pros say it is easy to install, eco-friendly, and saves you money over time. If you want to upgrade, here are some next steps:
Gather your tools and safety gear.
Remove old panels and measure your space.
Want to learn more? Check out these helpful resources:
Resource | Description |
|---|---|
Answers to common MgO board questions. | |
Step-by-step action plan for using MgO products. |
FAQ
Can you paint MgO board wall panels?
Yes, you can paint MgO board. Use a primer first. Pick any color you like. The board holds paint well. Your walls will look fresh and clean.
Is MgO board safe for kids and pets?
MgO board does not have harmful chemicals. It does not release toxins. You can feel safe with kids and pets around. The board helps keep your air clean.
How do you clean MgO board walls?
You can wipe MgO board with a damp cloth. Mild soap works for tough spots. Avoid harsh chemicals. The board stays smooth and easy to clean.
Does MgO board help with noise?
Yes! MgO board blocks sound better than drywall. You get quieter rooms. Your home feels peaceful. You can enjoy music or movies without loud outside noise.
Can you install MgO board yourself?
You can install MgO board with basic tools. Measure, cut, and screw the panels in place. Follow the steps. If you need help, ask a pro for advice.

Walls