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Can You Paint Metal Roofs?

Posted on February 10, 2023

Estimated Reading Time : 5 Min.

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Can you paint metal roofs

The answer to the question of can you paint metal roofs is a resounding yes. By painting your metal roof, not only will you improve its appearance, but it will also increase the value of your home and protect the metal from the elements. With the right materials and a bit of effort, you can achieve a stunning and long-lasting roof.

Read our comprehensive guide explaining the mistakes to avoid while painting and how much it costs to paint metal roofs. 

The Type Of Paint To Use For Metal Roofs

There are many different types of paint available on the market, but how you choose the right one depends on many factors. Before painting metal roofs, you must consider all the factors that maintain the integrity and longevity of metal roofs for a long period of time.  

The climate and local weather in your area play a vital role in determining the type of paint you’ll need. In addition, your budget, personal preference, and the type of roofing material you have matter a lot when choosing the right paint for your roof. 

Depending on the above factors, you must look for acrylic or oil-based paints as they are durable, flexible, resistant to fading, allow moisture to escape, and suit all weather conditions. 

How To Paint A Metal Roof

Paint a metal roof
Paint A Metal Roof

You want the paint on your roof to last as long as possible, but most often, paint on metal roofs fades and becomes discolored over time. Some of the reasons that cause fading and discoloration include dirt, debris, and rust. For the best application process for your paint, make sure to clean the metal roof with the help of the process we mention below.  

Preparation For Painting

Prepare your roof before painting it. Cleaning ensures that paint adheres to a metal roof properly and will maintain its quality. 

A. Clean A Metal Roof

Before painting metal roofs, ensure your roof is clean and ready for painting. Cleaning ensures the smoothness, longevity, and durability of the paint on the metal roof. Additionally, debris, rust, corrosion, dirt, and grime on a metal roof negatively impact the quality of paint by reducing its ability to adhere to metal surfaces. 

To clean a metal roof for painting, rinse it with water, remove dirt and debris, and gently scrub the rust and corrosion. Finally, ensure no debris and dust are left on the metal roof. 

B. Repair Damage On The Roof

Repairing damage on the roof is essential for a successful paint job. Any dents, holes, or rust spots should be repaired before painting to prevent further deterioration and ensure a smooth finish. In addition, you can apply sealant on a metal roof to repair it, or a patching compound to fill holes or dents. 

If there is rust present, you should remove and treat it with a rust inhibitor before applying the primer. By repairing damage before painting, you can extend the life of your metal roof and improve its overall appearance.

Painting Metal Roofs

Painting your metal roof depends on the condition, size, age, location, and local weather. The workmen you hire for this purpose must understand all the geographical and climate conditions. 

A. Apply A Primer

Applying a primer is a crucial step in painting a metal roof as it helps improve adhesion, protect against rust and corrosion, and provide a uniform surface for the paint to adhere to. Choose a primer specifically designed for metal surfaces and follow the manufacturer’s instructions for application. Allow the primer to dry completely before moving on to the next step.

B. Paint In Sections

Painting in sections is important for several reasons. It ensures complete coverage and reduces the risk of missing areas or patchiness.  It also allows for easier touch-ups when necessary. Start by dividing the roof into manageable sections and paint one section at a time. Make sure to overlap each stroke slightly to avoid missed spots.

C. Maintain Consistent And Even Coats

To achieve a professional-looking finish, it’s crucial to maintain consistent and even coats when painting metal roofs. You should apply the paint in thin, uniform layers, taking care to avoid drips and runs. Also, avoid over-brushing with the paintbrush, as this can lead to an uneven surface and an irregular final result. 

D. Let The Paint Dry Completely

After painting each section, it’s crucial to let the paint dry completely before moving on to the next one. To achieve optimal results, it’s important to follow the manufacturer’s recommended drying time. In addition, avoid exposing the roof to heavy rain or high humidity during the drying process.

Mistakes To Avoid While Painting Metal Roofs 

Here are some common mistakes to avoid while painting a metal roof:

Skipping The Preparation Stage:

Failing to properly clean and repair the roof before painting can result in an uneven and unsatisfactory paint job.

Not Using A Primer:

A primer helps the paint adhere to the metal surface and provides a smooth base for the paint.

Using The Wrong Paint: 

Not using paint specifically designed for metal roofs can result in chipping, peeling, and fading.

Applying Coats That Are Too Thin or Thick: 

Inconsistent and uneven coats can lead to drips and runs and increase drying time.

Painting In Direct Sunlight:

Painting a metal roof in direct sunlight can cause the paint to dry too quickly and result in an uneven finish.

Ignoring Weather Conditions:

Rain, high wind, and extreme temperatures can all impact the paint job and result in peeling and fading.

Not Wearing The Right Protective Equipment:

Failing to wear gloves, masks, and eye protection can result in exposure to harmful chemicals and fumes.

Not Following Safety Precautions: 

Painting a metal roof can be dangerous, so taking the necessary safety precautions, such as using a safety harness or scaffolding, is essential.

By avoiding these mistakes, you can ensure a smooth and successful painting process with a durable and attractive finish for your metal roof.

How To Choose Metal Roof Paint Colors

Below are the general steps to help you choose your metal roof paint color. While selecting colors for your metal roof, consider your environment and also your preference.

  • Consider your home’s exterior.
  • Consider your home’s style
  • Use color samples and visualization tools
  • Consider energy efficiency
  • Consult with a professional

The Cost To Paint A Metal Roof 

Determining the cost of painting a metal roof involves several factors, including the size of the roof, type of paint, location, and complexity of the job. On average, the cost ranges from $1 to $5 per square foot, but it may be even higher for more complex projects. 

To ensure you get the best value for your money, you must get quotes from multiple contractors and compare them. Other expenses that add to the cost of painting metal roofs include cleaning and repairing the roof, purchasing paint and supplies, and any rental fees for necessary equipment.

Get Your Metal Roof Repaired Before Painting

Now that you know you can paint your metal roof and how to go about it, you should now know that repairing it before painting is a great way to increase a roof’s longevity. Call BRH Enterprises LLC in Wisconsin today at (920)-249-4228 for a free inspection. Repair your roof today with our professional assistance, and even get our expert advice on how to go about painting your metal roof.

BRH Enterprises
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