Painting a metal roof can be a cost-effective way to enhance your home’s curb appeal and protect your roof from the elements. Whether you’re looking to refresh the look of an aging roof or add a new color to match your home’s aesthetic, painting offers a versatile solution. However, it’s essential to understand the benefits, drawbacks, and process involved to make an informed decision. This guide covers everything you need to know about painting a metal roof, including the costs, choosing the right paint, preparation steps, DIY vs. professional painting, maintenance tips, and common mistakes to avoid. By following these guidelines, you can achieve a beautiful, durable finish that adds value and protection to your home.
Benefits and Drawbacks of Painting a Metal Roof
Painting a metal roof can be a great way to enhance its appearance, improve its longevity, and add value to your home. However, like any home improvement project, it has its own set of pros and cons. Understanding both the benefits and drawbacks can help you make an informed decision about whether painting your metal roof is the right choice for you.
Advantages of Painting Metal Roofs
1. Enhanced Aesthetic Appeal:
One of the most immediate benefits of painting a metal roof is the significant improvement in curb appeal. A fresh coat of paint can dramatically change the appearance of your roof, giving your entire home a facelift. This is especially useful if the original color has faded or no longer matches the rest of your home’s exterior.
2. Increased Longevity:
A well-applied layer of paint can act as a protective barrier against various elements, including rain, snow, and UV rays. This extra layer of protection helps prevent rust and corrosion, which are common problems for metal roofs, particularly in areas with high humidity or salt exposure. By shielding the metal from these elements, painting can extend the life of your roof by several years.
3. Energy Efficiency:
Certain types of paint, particularly those designed for roofs, can reflect more sunlight than traditional paint. Reflective roof coatings can help keep your home cooler in the summer by reducing the amount of heat absorbed by the roof. This can lower your cooling costs and make your home more energy-efficient, which is an attractive feature for eco-conscious homeowners.
4. Cost-Effective Renovation:
Compared to replacing a roof entirely, painting is a much more affordable option. It allows you to refresh and update the look of your roof without the high costs associated with a complete roof replacement. For homeowners looking to make home improvements on a budget, painting can provide a significant aesthetic and functional upgrade at a fraction of the cost.
5. Customization Options:
Painting offers a wide range of color choices and finishes, allowing homeowners to personalize their roof to match their style preferences or complement the color scheme of their home. Whether you prefer a bold color or something more subdued, paint gives you the flexibility to achieve the look you want.
Potential Downsides to Consider Before Painting
1. Regular Maintenance Requirements:
While painting can protect a metal roof and enhance its appearance, it does require ongoing maintenance. Painted roofs need to be cleaned periodically to prevent dirt, debris, and mildew buildup, which can degrade the paint over time. Additionally, repainting may be necessary every few years, especially in harsh climates where weather can take a toll on the paint’s durability.
2. Initial Investment of Time and Effort:
Preparing a metal roof for painting is not a quick or simple task. It involves cleaning the roof thoroughly, removing any rust or old paint, and applying a suitable primer before the actual painting begins. This preparation is crucial for ensuring that the paint adheres properly and lasts longer, but it can be labor-intensive and time-consuming.
3. Risk of Improper Application:
If the paint is not applied correctly, it can lead to a number of problems down the line. For instance, using the wrong type of paint or failing to prepare the surface properly can cause the paint to peel, blister, or flake off prematurely. This not only affects the appearance of the roof but can also expose the metal to the elements, leading to rust and corrosion.
4. Limited Effectiveness on Severely Damaged Roofs:
Painting is not a solution for roofs that are already significantly damaged. If the metal is extensively corroded or if there are numerous leaks and structural issues, painting will only serve as a temporary cosmetic fix. In such cases, more extensive repairs or even a full roof replacement might be necessary to ensure the safety and integrity of your home.
5. Potential for Increased Costs Over Time:
While painting can be a cost-effective alternative to roof replacement, it can become more expensive in the long run if frequent maintenance and repainting are required. The cost of materials, labor (if you hire a professional), and any repairs needed before painting can add up, particularly if the roof needs to be repainted every few years due to harsh weather conditions or other factors.
Cost Analysis: Painting vs. Replacing a Metal Roof
When deciding whether to paint or replace a metal roof, cost is a significant factor that homeowners need to consider. Both options have their own set of expenses, which can vary widely based on several factors. Understanding the cost implications of each option can help you make a more informed decision about what is best for your home and budget.
Comparison of Costs Between Painting and Replacing a Metal Roof
1. Painting a Metal Roof:
Painting a metal roof is generally more affordable than replacing it. The cost of painting a metal roof typically includes expenses for materials such as paint, primer, and tools, as well as labor if you decide to hire a professional. On average, the cost to paint a metal roof can range from $1.20 to $2.50 per square foot for a DIY project. If you opt for professional services, the cost might increase to between $2.50 and $4.00 per square foot, depending on your location and the complexity of the job.
2. Replacing a Metal Roof:
Replacing a metal roof is a much more substantial investment compared to painting. The total cost involves not just the new roofing materials but also labor, disposal of the old roof, and any additional structural repairs that may be needed. The cost of replacing a metal roof can range from $5.00 to $12.00 per square foot, depending on the type of metal used, the design of the roof, and the cost of labor in your area. High-end materials like copper or standing seam metal roofing can push the price even higher.
3. Cost-Benefit Analysis:
While painting a metal roof is significantly less expensive upfront, it is important to consider the longevity and the need for future maintenance. A well-maintained painted roof might last an additional 5 to 10 years, depending on the quality of the paint and the environmental conditions. In contrast, replacing a metal roof with new materials can provide a lifespan of 40 to 70 years, potentially eliminating the need for frequent maintenance and providing better long-term value.
Factors Affecting the Cost of Painting
Several factors can influence the overall cost of painting a metal roof. Understanding these factors can help you estimate a more accurate budget for your project:
1. Roof Size and Complexity:
The size of your roof is one of the most significant factors in determining the cost of painting. Larger roofs require more materials and labor, which increases the overall cost. Additionally, the complexity of the roof’s design, such as multiple slopes, angles, and architectural features, can also affect the cost. Complex roofs may require more time and effort to prepare and paint, adding to the labor costs.
2. Condition of the Roof:
The current condition of your metal roof plays a crucial role in the cost of painting. If the roof is in good condition with minimal rust or damage, preparation costs will be lower. However, if the roof has extensive rust, peeling paint, or other issues, it will require more prep work, such as rust removal, sanding, and patching, which can increase the overall cost of the project.
3. Type of Paint and Primer:
The type of paint and primer you choose can also significantly impact the cost. High-quality paints and primers that are specifically designed for metal roofs may be more expensive, but they often provide better coverage, durability, and weather resistance. Investing in premium paint can extend the life of the paint job and reduce the need for frequent repainting, potentially saving money in the long run.
4. Labor Costs:
If you decide to hire a professional painter, labor costs will be a significant part of your budget. Labor costs can vary based on the painter’s experience, the complexity of the job, and the location of your home. In areas with a higher cost of living, labor costs may be more expensive. Additionally, if the roof requires specialized skills or safety equipment, such as harnesses for steep slopes, labor costs may be higher.
5. Access and Safety Considerations:
The ease of access to your roof can also affect the cost of painting. Roofs that are difficult to access, such as those on multi-story homes or buildings with steep pitches, may require additional safety equipment and time to ensure a safe working environment. This can increase both the labor costs and the overall project cost.
6. Climate and Weather Conditions:
The climate and weather conditions in your area can influence the cost of painting a metal roof. In regions with extreme weather conditions, such as heavy rainfall, snow, or high temperatures, it may be necessary to use specialized paints that can withstand these conditions. Additionally, weather conditions can impact the timeline of the project, with delays due to rain or extreme heat potentially increasing labor costs.
7. DIY vs. Professional Services:
Choosing to paint your metal roof yourself can significantly reduce costs by eliminating labor expenses. However, it’s important to consider the potential for mistakes and the cost of renting or purchasing necessary equipment. If you’re inexperienced or unsure about the process, hiring a professional can ensure a high-quality finish, which might be worth the additional cost.
Choosing the Right Paint for Metal Roofing
Selecting the appropriate paint for your metal roof is crucial to ensuring its longevity, aesthetic appeal, and resistance to the elements. The right paint not only enhances the appearance of your roof but also provides a protective barrier that can prevent rust and deterioration over time. To make the best choice, it’s essential to understand the types of paint suitable for metal roofs and how to select the ideal paint based on your roof type and local climate.
Types of Paint Suitable for Metal Roofs
1. Acrylic Latex Paint:
- Overview: Acrylic latex paint is one of the most popular choices for metal roofing. This type of paint is water-based, which makes it easy to apply and clean up. It also provides excellent adhesion to metal surfaces, especially when a primer is used beforehand.
- Benefits: Acrylic latex paint offers good resistance to fading, chalking, and peeling. It is also flexible, allowing it to expand and contract with temperature changes, which is vital for metal roofs that experience significant temperature fluctuations.
- Best For: Acrylic latex is ideal for metal roofs in areas with moderate weather conditions. It’s particularly suited for homes in climates that do not experience extreme temperatures or high levels of moisture.
2. Oil-Based Paint:
- Overview: Oil-based paints are another viable option for metal roofs, particularly in environments where durability is a primary concern. These paints are made from natural or synthetic oils, which provide a strong protective layer over the metal.
- Benefits: Oil-based paints offer excellent adhesion and are highly resistant to wear and tear, making them suitable for roofs exposed to harsh weather conditions. They also provide a glossy finish, which can enhance the aesthetic appeal of the roof.
- Best For: This type of paint is best for metal roofs in regions with extreme weather conditions, such as heavy rain or snow, as it offers superior protection against moisture and rust. However, oil-based paints can be more challenging to apply and clean up, requiring solvents like mineral spirits.
3. Elastomeric Coating:
- Overview: Elastomeric coatings are a type of rubberized paint that provides a highly flexible and durable protective layer for metal roofs. These coatings are known for their ability to expand and contract with the roof, preventing cracking and peeling.
- Benefits: Elastomeric coatings offer excellent waterproofing capabilities and can bridge small gaps and cracks, providing a seamless protective barrier. They are also reflective, which can help reduce heat absorption and lower cooling costs in warmer climates.
- Best For: Elastomeric coatings are ideal for metal roofs in hot climates or areas prone to heavy rainfall. Their flexibility and durability make them well-suited for roofs that experience significant thermal movement or require additional waterproofing.
4. Polyurethane Paint:
- Overview: Polyurethane paint is a highly durable option that offers exceptional protection against UV rays, chemicals, and abrasion. It is a solvent-based paint, known for its toughness and long-lasting finish.
- Benefits: This type of paint provides a hard, glossy finish that is highly resistant to fading, chalking, and chemical exposure. It also has excellent adhesion properties, which can help prolong the lifespan of the metal roof.
- Best For: Polyurethane paint is best for metal roofs in industrial areas or regions with high exposure to pollutants and harsh environmental conditions. Its durability makes it an excellent choice for roofs that require a robust, long-lasting finish.
How to Select the Best Paint Based on Roof Type and Climate
Choosing the right paint for your metal roof involves more than just selecting a product off the shelf. It requires considering various factors, including the type of metal, the local climate, and the specific needs of your home. Here’s how to make the best choice:
1. Consider the Roof Material:
Different types of metal roofs, such as steel, aluminum, copper, or zinc, may have different requirements for paint adhesion and protection. For example, aluminum roofs, which are naturally resistant to rust, may not need as heavy-duty a paint as steel roofs. Steel roofs, on the other hand, benefit greatly from paints that offer superior rust prevention.
2. Evaluate the Local Climate:
The climate in your area plays a significant role in determining the best type of paint for your roof. In hot, sunny climates, opt for paints with reflective properties, such as elastomeric or certain acrylic paints, to reduce heat absorption and lower cooling costs. In regions with high humidity or frequent rainfall, choose paints that offer strong moisture resistance, like oil-based or elastomeric coatings.
3. Assess the Roof’s Condition:
The current state of your metal roof can also influence your paint choice. If the roof has minor cracks or gaps, an elastomeric coating that can bridge these imperfections might be the best option. For older roofs with signs of wear or rust, a paint with strong adhesion and rust-inhibiting properties, such as an oil-based or polyurethane paint, is more appropriate.
4. Reflect on Aesthetic Preferences:
Different paints offer different finishes, from matte to glossy. If you desire a shiny, sleek look, polyurethane or oil-based paints might be ideal. For a more subdued finish, consider acrylic latex paints. Keep in mind that the color and finish can also impact heat absorption and energy efficiency.
5. Factor in Maintenance and Longevity:
Consider how often you are willing to maintain and repaint your roof. Higher-quality paints, such as polyurethane or elastomeric coatings, typically last longer and require less frequent maintenance, which might justify the higher upfront cost. On the other hand, if you don’t mind occasional touch-ups, acrylic latex paints could be a cost-effective choice.
6. Check for Manufacturer Recommendations:
Always consult the manufacturer’s recommendations for both the metal roofing and the paint. Some paints are specifically formulated for certain types of metal and may not perform well on others. Ensuring compatibility between the paint and your metal roof type can prevent future issues and ensure a lasting finish.
Preparation Before Painting a Metal Roof
Proper preparation is crucial before painting a metal roof to ensure a smooth, durable finish that adheres well and lasts for years. Skipping or rushing through these preparatory steps can lead to poor results, such as peeling paint, rust breakthroughs, and a less aesthetically pleasing roof. By following a thorough preparation process, you set the foundation for a successful painting job that protects your roof and enhances its appearance.
Steps to Prepare the Roof Surface
1. Safety First:
Before starting any preparation work on your metal roof, it’s essential to prioritize safety. Ensure you have the necessary safety equipment, including a sturdy ladder, non-slip shoes, safety harnesses, and protective eyewear. If the roof is steep or high, consider hiring a professional to avoid accidents.
2. Inspect the Roof:
Begin by conducting a thorough inspection of the roof. Look for signs of damage, such as rust, dents, loose screws, or fasteners. Identifying these issues early allows you to address them before painting, ensuring a smoother and more uniform finish.
3. Clean the Roof Surface:
Cleaning the roof is a critical step that removes dirt, debris, mold, and any other contaminants that can prevent the paint from adhering properly. Use a pressure washer with a mild detergent solution to thoroughly clean the surface. Pay special attention to areas with heavy dirt accumulation or biological growth like moss and algae.
For roofs with significant grease or oil stains, a degreaser may be needed. After washing, rinse the roof thoroughly with clean water to remove any detergent residues.
4. Remove Rust and Old Paint:
Rust is a common issue on metal roofs, particularly in areas with high humidity or salt exposure. To remove rust, use a wire brush, sandpaper, or a power sander. Focus on scrubbing away all rust until you reach bare, clean metal.
Similarly, if there is old, flaking paint on the roof, it must be removed. Use a paint scraper or a pressure washer with a high-pressure nozzle to strip away any loose or peeling paint. This step ensures that the new paint has a solid, stable surface to adhere to, reducing the risk of future peeling or chipping.
5. Repair Any Damage:
After cleaning and removing rust, inspect the roof again for any damage that may have been hidden under dirt or rust. Tighten any loose screws or fasteners, replace missing ones, and seal any leaks or holes with a roof sealant. For dents or significant damage, consider hiring a professional for repairs before proceeding with painting.
6. Dry the Roof Thoroughly:
Once all repairs are made, allow the roof to dry completely. Painting a wet or damp roof can trap moisture under the paint, leading to bubbling, peeling, and eventual rusting. Depending on weather conditions, drying may take several hours to a full day. Choose a sunny day for preparation to ensure faster drying.
Importance of Primer Application
Applying a primer is a crucial step in the roof painting process, often overlooked by those looking to save time or cut costs. However, primer application plays several vital roles in ensuring a successful paint job:
1. Enhanced Paint Adhesion:
Primer serves as an intermediary layer between the metal surface and the paint, significantly improving adhesion. By creating a uniform base, primer allows the paint to bond more effectively with the metal, reducing the risk of peeling or chipping over time. This is especially important on metal surfaces, which can be slick and challenging for paint to adhere to directly.
2. Corrosion Protection:
Metal roofs are prone to rust and corrosion, particularly in harsh weather conditions. A quality primer contains rust-inhibiting properties that protect the metal from moisture and other corrosive elements. By preventing rust from forming under the paint, the primer extends the lifespan of your roof and maintains its structural integrity.
3. Smooth and Even Finish:
Applying a primer helps to create a smooth and even surface, filling in small imperfections such as minor scratches, pits, or dents. This uniform surface allows the topcoat of paint to go on more evenly, providing a better overall finish. A smooth base also reduces the number of paint coats required to achieve full coverage, saving time and materials.
4. Improved Durability and Longevity:
The primer acts as a protective barrier, enhancing the durability of the paint job. It helps the paint withstand the elements, such as UV rays, rain, and temperature fluctuations, which can cause premature fading, cracking, or peeling. By providing this added layer of protection, primer extends the life of the paint and, by extension, the roof itself.
5. Compatibility with Paint:
Using a primer ensures compatibility between the metal surface and the chosen paint. Primers are specially formulated to bond with metal and create a receptive surface for various types of paint, including acrylic latex, oil-based, and elastomeric coatings. This compatibility is essential for achieving a long-lasting, high-quality finish.
Step-by-Step Guide to Painting Your Metal Roof
Painting a metal roof is a task that requires careful preparation, the right tools, and a methodical approach to ensure a high-quality, long-lasting finish. Whether you’re a seasoned DIY enthusiast or tackling your first roof painting project, following a step-by-step guide can help you achieve professional results. Below are detailed instructions on how to paint your metal roof, from preparation to finishing touches.
Step 1: Gather the Necessary Tools and Materials
Before starting, make sure you have all the tools and materials required for the job. Here’s a checklist to help you get started:
- Safety Gear: Safety harness, non-slip shoes, safety glasses, gloves, and a sturdy ladder.
- Cleaning Supplies: Pressure washer or garden hose, mild detergent, degreaser, wire brushes, and sandpaper.
- Preparation Tools: Scraper, paint scraper, rust remover, and caulk gun.
- Painting Supplies: Metal primer, high-quality metal paint (acrylic latex, oil-based, or elastomeric, depending on your needs), paint sprayer, brushes, rollers, and drop cloths.
- Other Essentials: Masking tape, painter’s tape, paint trays, stir sticks, and paint thinner (if using oil-based paint).
Step 2: Ensure Safety First
Safety should always be your top priority when working on a roof. Follow these safety guidelines:
- Inspect Your Equipment: Check your ladder for stability and your harness for any signs of wear. Make sure all your safety gear is in good condition.
- Check Weather Conditions: Plan your painting project for a clear, calm day. Avoid working on wet or windy days, as these conditions can make the roof slippery and increase the risk of accidents.
- Secure Your Ladder: Ensure your ladder is set on a stable surface and securely positioned against the roof. Use ladder stabilizers to prevent slipping.
Step 3: Prepare the Roof Surface
Proper preparation is crucial for a successful paint job. Follow these steps to prepare your roof:
- Clean the Roof: Use a pressure washer or garden hose with a mild detergent to thoroughly clean the roof surface. Remove dirt, debris, mold, and algae. Pay special attention to areas with heavy buildup. For grease or oil stains, use a degreaser.
- Remove Rust and Old Paint: Scrape off any loose or flaking paint using a paint scraper. For rusted areas, use a wire brush or sandpaper to scrub away the rust down to bare metal. This ensures a smooth surface for painting and prevents rust from spreading.
- Make Necessary Repairs: Inspect the roof for any damage, such as loose screws, gaps, or dents. Tighten loose fasteners and seal gaps or holes with a roof sealant. For significant damage, consider hiring a professional to ensure the roof is safe and stable before painting.
- Dry the Roof Completely: Allow the roof to dry completely after cleaning and rust removal. Painting over a damp surface can trap moisture under the paint, leading to bubbling, peeling, or rusting.
Step 4: Apply Primer
Applying a primer is a critical step that enhances paint adhesion and provides a protective layer against rust. Here’s how to do it:
- Choose the Right Primer: Select a primer specifically designed for metal surfaces. A rust-inhibiting primer is ideal for preventing corrosion and extending the lifespan of the paint job.
- Apply the Primer Evenly: Use a paint sprayer, roller, or brush to apply the primer evenly across the roof. Start from the highest point and work your way down, ensuring complete coverage. Be mindful of drips or streaks, and apply a thin, even coat.
- Allow the Primer to Dry: Follow the manufacturer’s instructions for drying time, which can vary based on the type of primer and weather conditions. Typically, it takes about 24 hours for the primer to dry completely.
Step 5: Apply the Paint
With the roof primed and ready, it’s time to apply the paint. Here’s a step-by-step guide:
- Stir the Paint: Before applying, stir the paint thoroughly to ensure even color and consistency. If using multiple cans of paint, mix them together in a larger container to avoid color variations.
- Choose the Right Application Method: Depending on the size and design of your roof, choose between a paint sprayer, roller, or brush. A paint sprayer provides a more even coat and is faster for large areas, while brushes and rollers are better for detail work and smaller sections.
- Start from the Top: Begin painting from the highest point of the roof and work your way down. This prevents paint from dripping onto areas you’ve already painted. Apply the paint in thin, even layers, overlapping each pass slightly to ensure full coverage.
- Apply Multiple Coats: For the best results, apply at least two coats of paint. Allow the first coat to dry completely before applying the second. This typically takes about 24 hours, but follow the manufacturer’s instructions for the best results.
- Check for Missed Spots: After the final coat has dried, inspect the roof for any missed spots or uneven areas. Touch up as needed to ensure a uniform finish.
Step 6: Seal the Roof (Optional)
Sealing the roof after painting can provide additional protection against the elements, particularly in harsh climates. Here’s how to apply a sealant:
- Choose a Compatible Sealant: Select a sealant that is compatible with your chosen paint type. A clear acrylic or silicone sealant works well with most metal roof paints.
- Apply the Sealant Evenly: Using a paint sprayer or brush, apply a thin, even coat of sealant over the painted surface. Start from the top and work your way down, ensuring complete coverage.
- Allow to Dry: Follow the sealant manufacturer’s drying instructions, which typically recommend 24-48 hours for full curing.
Step 7: Clean Up and Inspect
Once the painting is complete, take the time to clean up and perform a final inspection:
- Clean Your Tools: Immediately clean all brushes, rollers, and sprayers with water (for water-based paints) or paint thinner (for oil-based paints) to prevent them from hardening.
- Remove Tape and Drop Cloths: Carefully remove any masking or painter’s tape and drop cloths. Be cautious not to disturb any wet paint or sealant.
- Inspect the Roof: Conduct a final inspection to ensure the paint job is even, and all areas are adequately covered. Look for any signs of streaks, drips, or missed spots, and touch up as necessary.
- Monitor for Future Maintenance: Regularly inspect your painted roof for signs of wear or damage, and touch up as needed to maintain its appearance and protection.
FAQs
Will painting a metal roof last?
Yes, painting a metal roof can last for many years if done correctly with proper surface preparation, high-quality paint, and regular maintenance. On average, a well-maintained paint job can last 10 to 15 years, depending on environmental factors and the type of paint used.
Will paint stick to metal roofing?
Paint will stick to metal roofing if the surface is properly prepared. This includes cleaning the roof thoroughly, removing any rust or old paint, and applying a suitable primer before painting. Using a paint specifically designed for metal surfaces also ensures better adhesion.
What is the best paint for a metal roof?
The best paint for a metal roof is typically acrylic latex paint, oil-based paint, or elastomeric coatings. These paints are designed to adhere well to metal, resist weathering, and provide long-lasting protection. The choice depends on your climate and the specific needs of your roof.
Will painting a metal roof stop leaks?
Painting a metal roof can help seal minor leaks if the paint is applied evenly and a sealant is used. However, painting is not a permanent solution for major leaks or structural issues. It’s important to repair any significant damage before painting.
What are the problems with painting a metal roof?
Common problems with painting a metal roof include poor paint adhesion, peeling, fading, and rust if the surface is not properly prepared. Environmental factors like extreme weather can also affect the longevity of the paint. Additionally, if the wrong type of paint is used, it may not provide adequate protection.
Is it cheaper to paint or replace a metal roof?
Painting a metal roof is generally much cheaper than replacing it. While painting can refresh the look and extend the life of the roof, it doesn’t address any underlying structural issues. Replacement is more expensive but may be necessary for roofs with significant damage or wear.
Conclusion
Painting a metal roof can be a practical and effective way to enhance the appearance of your home, extend the roof’s lifespan, and protect it from environmental damage. By understanding the benefits and potential drawbacks, comparing costs with replacement, selecting the right paint, and properly preparing the roof surface, you can achieve a professional-quality finish that adds value to your property. Whether you choose to tackle the project yourself or hire a professional, being aware of the necessary steps, safety considerations, and maintenance requirements is key to ensuring a successful outcome. By following the comprehensive guide provided in this post, you can avoid common mistakes and enjoy the long-lasting benefits of a beautifully painted metal roof.