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How Much Does A Roof Coating Cost?

Posted on September 10, 2024

How Much Does A Roof Coating Cost?

An increasingly common way to prolong the lifespan of a roofing system while simultaneously enhancing its energy efficiency and lowering maintenance expenses is to apply a roof coating. But how much does a roof coating cost? Among others, this is probably one of the main concerns you’ll have if you’re thinking about getting one for your home or business. 

In this blog post, we’ll examine the numerous aspects that affect the cost of roof coatings in order to help you better understand what to anticipate.

Please note, that price ranges listed in this article may not reflect the final cost of your project. Prices are subject to change based on various factors such as local labor rates, material quality, and more. All costs established in this article are rough estimates based on average industry rates. 

Understanding Roof Coatings

A roof coating is a liquid layer made of materials like silicone or acrylic which can improve a roof’s performance and lifespan. This seamless, reflective layer of roof coating helps protect the roof, extending its life and improving energy efficiency by reflecting sunlight and reducing maintenance costs. 

It also acts as a waterproof barrier, preventing leaks and shielding the roof from weather damage. Opting for a roof coating is often more affordable than a full roof replacement since it reduces waste, making it an environmentally friendly choice.

  • Extended Roof Life: Roof coatings protect against UV rays and water damage, extending your roof’s lifespan.
  • Improved Energy Efficiency: Coatings reflect UV rays and reduce heat, cutting cooling costs.
  • Protection from Weather Elements: Coatings guard against rain, snow, and wind, preventing damage.

Also Read: Top 7 Commercial Roof Coatings and When to Use Them

The Average Cost Of A Roof Coating

The roof coating cost generally falls from $0.20 to $9 per square foot, depending on the type of coating and the requirements of the project. On average, homeowners spend about $1,400 to seal a roof, with the range typically falling around $500 and $2,300.

Cost Breakdown By Coating

Different types of roofing materials benefit from different types of coatings. However, each coating falls within a different price range.

#1. Acrylic Coatings

Cost: $.50 to $2 per square foot

Water-based and offering strong UV resistance, acrylic coatings help reduce cooling costs by reflecting sunlight. They are easy to apply to metal and flat roofs, providing solid weather protection. However, these coatings can thin out over time and aren’t ideal for roofs with poor drainage due to potential issues with standing water.

#2. Silicone Coatings

Silicone Roof Coatings
Image Source: gaco.com

Cost: $1 to $3 per square foot

For flat roofs prone to water accumulation, silicone coatings are a top choice due to their excellent waterproofing abilities. They maintain their thickness over time, resisting UV rays and harsh weather conditions. Though they offer enhanced durability, they can be more expensive and often require specific surface preparation for optimal adhesion.

#3. Polyurethane Coatings

Cost: $2 to $5 per square foot

Known for exceptional durability and flexibility, polyurethane coatings handle a wide range of roofing materials. They resist abrasion, chemicals, and extreme temperatures, providing strong protection. Despite their effectiveness, they tend to be more expensive and require meticulous preparation prior to application.

#4. Bitumen Coatings

Cost: $1 to $3 per square foot

When it comes to waterproofing, bitumen coatings are effective, especially on built-up roofs. They are the most affordable option and improve weather resistance, but they don’t provide the same level of UV resistance or reflectivity as other coatings, which might lead to higher energy costs in the long run.

Also Read: 7 Best Elastomeric Roof Coating Of 2024

Factors Influencing Roof Coating Costs

While the roof coating itself might cost one price, there are numerous factors that can influence the final cost that you’ll end up paying:

1. Roof Size

The size of the roof directly affects the total cost. Larger roofs need more materials and labor, increasing the expense. For instance, coating a 1,000 square foot roof could cost between $0.65 and $5 per square foot.

2. Roof Condition

The condition of the roof is crucial in determining how much coating application will cost. If extensive repairs or preparation are needed before applying the coating, this can add to the overall expense. A well-maintained roof will have lower costs compared to one requiring significant prep work.

3. Labor Costs

Labor costs vary based on location and job complexity. On average, labor costs range from $0.50 to $5 per square foot. Professional application ensures the coating adheres properly and lasts longer. In areas with a higher cost of living, labor rates may be higher, which can significantly impact the total project cost.

4. Warranty and Manufacturer Costs

The final cost can also be influenced by the warranty length and the manufacturer’s pricing. Higher-quality coatings with longer warranties may cost $2 to $4 more per square foot upfront but offer better long-term value due to increased durability and performance.

Additional Costs to Consider

1. Roof Inspection

A professional roof inspection is essential to assess the roof’s condition and ensure it’s suitable for coating. Expect to spend between $150 and $350 for this evaluation. However, there may be contractors who offer free roof inspections.

2. Roof Cleaning

Cleaning the roof properly is crucial for the coating to adhere to the roof’s surface effectively. This step, which involves removing debris and deep cleaning, typically costs between $250 and $600.

3. Roof Leak Repair

Addressing any leaks before applying the coating is important for longevity. Minor repairs might cost $150 to $1,000, while more extensive repairs can range from $1,000 to $6,000.

4. Gutter Cleaning

Roof Gutter Cleaning

Gutter cleaning, which helps ensure proper drainage and prevents debris buildup, generally costs between $110 and $185. This step is often recommended prior to coating the roof.

5. Roofing Permits

Depending on local regulations, you might need a permit for the roof coating project. Permits typically range from $150 to $500.

6. Primer Application

Before applying the main roof coating, a priming layer is frequently necessary, particularly for materials like modified bitumen or TPO. This primer, which ranges in price from $1 to $2 per square foot, improves coating adhesion.

Roof Coating Cost vs. Value 

Many homeowners believe a roof coating isn’t worth it, or that it’s just simply an optional add-on feature. Here’s why a roof coating may be worth the extra consideration: 

Long-Term Savings

Although the upfront cost of a roof coating might seem high, it can offer substantial long-term savings compared to a full roof replacement due to the enhanced durability it adds to the roof. Roof coatings generally cost 50-60% less than the cost of replacing a roof, making them a more budget-friendly option over time.

Return on Investment

A quality roof coating offers a strong return on investment (ROI). It increases your roof’s durability and lifespan as well, reducing the need to make repairs. You can also expect better energy efficiency, which lowers utility bills, and raises a home’s market value. Overall, it’s a smart investment for both your property and finances.

Conclusion

Now you know roof coatings are a great way to protect your home, save money, and improve energy efficiency. Costs can vary, so it’s important to know what affects them. In order to get the best for your roof, get several quotes, consider coating application during the off-season, and look for good warranties and maintenance options to ensure you get the best value.
Are you in need of a reliable roof coating service? Choose our team at Renova Roofing & Construction. We offer expert services to protect your home, improve energy efficiency, and extend your roof’s lifespan. Trust us for quality and value by contacting us today at (601) 647-3433 for a professional assessment and great pricing.