Tuesday , May 21 2024

How to Install Metal Roofing Over Shingles: A Step-by-Step Guide


Are you considering upgrading your roof to a more durable and long-lasting option? Installing metal roofing over shingles can be a great choice. Not only does it provide excellent protection against the elements, but it also adds a modern and stylish look to your home. In this article, we will guide you through the process of installing metal roofing over shingles, explaining the advantages, disadvantages, and key features of this application.

Advantages of Installing Metal Roofing Over Shingles

🌟 Enhanced Durability: Metal roofing is known for its exceptional durability, making it highly resistant to severe weather conditions such as strong winds, heavy rain, and snow. It can withstand more wear and tear compared to traditional shingles, providing long-term protection for your home.

🌟 Energy Efficiency: Metal roofs have high reflectivity and low thermal conductivity, which means they can effectively reduce heat transfer. This translates to lower energy costs as your home stays cooler in hot climates and retains warmth during colder seasons.

🌟 Increased Curb Appeal: If you’re looking to enhance the aesthetic appeal of your home, metal roofing can do wonders. It offers a sleek and modern appearance that can instantly improve the overall look and value of your property.

Disadvantages of Installing Metal Roofing Over Shingles

❗️ Additional Weight: One of the main factors to consider is the weight of metal roofing. It is heavier than shingles, so you need to ensure that your roof structure can support the added load. Consulting with a professional is crucial to avoid any structural issues.

❗️ Noise Factor: Metal roofing can be noisier compared to other roofing materials during heavy rain or hailstorms. However, proper insulation and underlayment can significantly reduce the noise levels, ensuring a comfortable living environment.

❗️ Higher Cost: Metal roofing generally comes with a higher upfront cost compared to shingles. However, its increased lifespan and potential energy savings can offset the initial investment in the long run.

Key Features in the Application

🔍 Ease of Installation: Installing metal roofing over shingles is a relatively straightforward process that can be done by homeowners with basic DIY skills. However, it is always recommended to hire a professional for the best results.

🔍 Versatility: Metal roofing can be customized to suit various architectural styles, offering a wide range of colors, finishes, and profiles. This versatility allows homeowners to achieve their desired look and feel.

🔍 Longevity: Metal roofing has a longer lifespan compared to shingles, typically lasting 40 to 70 years or more with proper maintenance. This ensures that your investment will pay off for many years to come.

Step-by-Step Guide: How to Install Metal Roofing Over Shingles

Now, let’s go through the step-by-step process of installing metal roofing over shingles:

Step 1: Preparation

Start by thoroughly inspecting your existing shingles, making sure they are in good condition and free from any damage. Remove any loose or damaged shingles to create a smooth surface for the metal roofing to be installed.

Step 1

Source: bing.com

Next, measure the area that needs to be covered by the metal roofing. This will help you determine the amount of material required for the installation. Consider adding extra for any mistakes or future repairs.

Step 2: Lay the Underlayment

Before installing the metal roofing, it is essential to lay a high-quality underlayment. This acts as an additional layer of protection against moisture and helps with insulation. Begin at the bottom of the roof and work your way up, ensuring each layer overlaps properly.

Step 2

Source: bing.com

Make sure to secure the underlayment using appropriate fasteners, such as roofing nails or staples. Be careful not to damage the underlayment or the shingles underneath during this process.

Minimum Specifications for Install: Metal Roofing Over Shingles

Roofing MaterialMetal
UnderlaymentHigh-quality waterproof underlayment
FastenersRoofing nails or staples compatible with the metal roofing material
ToolsSafety goggles, gloves, ladder, measuring tape, chalk line, circular saw or metal cutting shears, drill, roofing snips, and a pry bar

Complete Information and Download Link

Operating SystemLink

Frequently Asked Questions (FAQs)

Q: Can metal roofing be installed over any type of shingles?

A: Metal roofing can generally be installed over asphalt shingles, but it is essential to consult with a professional to assess the condition of your roof and ensure it meets the requirements for installation.

Q: Does metal roofing require special maintenance?

A: Metal roofing is relatively low-maintenance. Regular cleaning and inspections are recommended to remove debris and identify any potential issues. However, it does not require the same level of maintenance as other roofing materials.


In conclusion, installing metal roofing over shingles offers various advantages, including enhanced durability, energy efficiency, and increased curb appeal. Despite some potential disadvantages such as additional weight and higher upfront cost, metal roofing provides a long-lasting and visually appealing solution for your home.

By following the step-by-step guide outlined in this article, you can successfully install metal roofing over shingles, ensuring a strong and beautiful roof for your home. Remember to consult with professionals, gather all the necessary tools and materials, and prioritize safety throughout the installation process.

Upgrade your roof today and experience the benefits of metal roofing over shingles!