Skip to content

Instantly share code, notes, and snippets.

Show Gist options
  • Save codesoftwarereviewapps/9a606958fd975d2d13a10b148c146302 to your computer and use it in GitHub Desktop.
Save codesoftwarereviewapps/9a606958fd975d2d13a10b148c146302 to your computer and use it in GitHub Desktop.
Enhance Your Metal Roof's Lifespan with the 15 Best Coatings - A Comprehensive Guide
title
Enhance Your Metal Roof's Lifespan with the 15 Best Coatings - A Comprehensive Guide

Enhance Your Metal Roof's Lifespan with the 15 Best Coatings: A Comprehensive Guide

Coating-For-Metal-Roof-1

If you're looking for a practical and long-lasting solution to protect your metal roof, then you've come to the right place. In this article, we present a roundup of the best coating options for metal roofs, ensuring that you're well-informed and confident in your choice. From weather resistance to durability and easy application, we'll cover all the bases to provide you with a comprehensive guide to the perfect metal roof coating.

As an Amazon Affiliate we may earn from qualifying purchases at no cost to you.

Reviews

flex-seal-sealant-coating-black-liquid-rubber-16-fl-oz-1

Say goodbye to leaks with Flex Seal Liquid, the powerful sealant coating that dries clear and is easy to apply. This versatile liquid rubber can be brushed, rolled, dipped, or poured, making it an ideal choice for various applications.

Not only is it safe for plants and animals, but it's also safe for use in livestock applications, fish tanks, and ponds, as well as sealing leaks in foundations, roofs, gutters, cars, boats, and more. Formulated for use on most surfaces, including concrete, glass, brick, wood, plastic, tile, fabrics, and vinyl, Flex Seal Liquid not only prevents rust and corrosion but also helps to stop noise and vibrations. Its smooth, fast-covering formula ensures that it seals out water, air, and moisture effectively, while it's non-flammable and mildew, chemical, and UV resistant.

The product dries to a super strong, flexible, watertight rubberized coating, leaving a good finish even after it dries quickly. Easy to clean up, Flex Seal Liquid is a must-have for a variety of projects, from sealing leaks to waterproofing and noise reduction.

Whether you're working on a metal roof or need to fix a leak in your boat, Flex Seal Liquid is the perfect solution.

lanco-5-gal-siliconizer-elastomeric-sealer-reflective-roof-coating-1

Unleash the power of Lanco Siliconizer, a high-performance roof coating designed to tackle even the toughest weather conditions. This elastomeric sealer boasts an impressive waterproof and weatherproof seal, tightly adhering to any surface it comes into contact with, be it metal, aluminum, or your trusty RV.

What sets Lanco Siliconizer apart from other roof coatings is its unique blend of styrene acrylic, rubber, and acrylic in a single component formula. This combination of materials creates an impressively sturdy seal, which is highly resistant to cracking, crumbling, and peeling – even when exposed to the harshest weather conditions.

Not only does Lanco Siliconizer shield your roof from leaks and other weather-related damage, but it also protects your RV by reflecting sun rays. This reflective quality even helps to reduce interior temperatures, making your RV more comfortable and energy efficient.

To apply Lanco Siliconizer, you have the added convenience of choosing your preferred method, whether it's brushing, rolling, or spraying. And if its durability leaves you feeling confident, you can rest easy knowing that Lanco offers a cold-applied solution that won't require drying or curing in the heat.

With its waterproof and weatherproof seal, it's no wonder Lanco Siliconizer has earned a high degree of satisfaction amongst users. Customers praise its performance, durability, and effectiveness in keeping their RVs leak and damage-free.

However, one must consider that Lanco Siliconizer is not cheap, and potential users must weigh the cost versus the benefits. Additionally, users have reported some issues with the coating's surface appearance or the condition of its packaging upon delivery.

Nevertheless, for those looking to safeguard their RV rooftop against potential leaks and damage, Lanco Siliconizer provides a robust and reliable solution to ensure a successful and long-lasting application.

premium-white-elastomeric-roof-coating-ks0063600-20-1

Using the Premium White Elastomeric Roof Coating has been a game-changer for my roof at home. Its remarkable ability to reflect up to 90% of the sun's rays keeps my house cooler, even in the hottest summer months. The coating seals my roof from the elements, providing weather resistance that stood up to heavy rainfalls with no leaks.

The smooth finish and elegant design make my roof stand out, and the thick rubber-like blanket of protection expands and contracts as temps rise or fall. Mildew and algae are nowhere to be found on my roof, even months after application, thanks to its resistance.

On a personal note, my husband and I were delighted to find that putting down a thicker coat than expected was an excellent thing – it allowed us to save some. I highly recommend this coating and the experience that comes with it.

white-elastomeric-roof-coating-1

I recently gave my roof a makeover using Black Jack Elasto-Kool Elastomeric Roof Coating. Not only did it give my house a sleek, new look, but it also provided great weather resistance. I was particularly impressed with its ability to flex up to 250% to resist damage.

The coating is ideal for various types of roofing, making it perfect for my metal roof. Application was a breeze, and I was able to cover the entire surface with 2 full coats using a 3/4-inch nap exterior paint roller. It dried quickly, and I noticed a significant drop in interior heat gain, which helped me save on cooling costs.

While the coating did a fantastic job of sealing my roof, I did experience a slight difficulty in maintaining a clean workspace during the application process. However, the ease of use and the excellent seal quality outweighed this minor inconvenience. Overall, I would highly recommend Black Jack Elasto-Kool Elastomeric Roof Coating for anyone looking to provide their home with long-lasting, weather-resistant protection.

gardner-gibson-6245-ga-roof-coating-aluma-kote-5-gallon-1

The Gardner-gibson Aluma-Kote 5 gallon roof coating offers a convenient solution for rejuvenating your metal and asphalt roof surfaces. Its smooth, silver finish not only creates an attractive appearance but also ensures efficient heat reduction. This water-based fibered aluminum formula, manufactured in the United States, has a coverage area of 250 square feet, making it ideal for mid-sized properties.

Easy to apply using a roller or brush, it requires 10 minutes of drying time for the first coat and 30 minutes for the second coat. Although the product is durable for a year, users have noticed the need for reapplication after significant rainfall.

Overall, the Gardner-gibson Aluma-Kote 5 gallon roof coating is an affordable and efficient option for protecting and restoring your roof surfaces.

gacoroof-silicone-roof-coating-5-gallon-white-1

In my daily life, I've been using the GacoRoof Silicone Roof Coating 5 Gallon White to seal and protect my home's roof from leaks and severe weather damage. I was impressed by its durability and seamless application. What stood out to me was its ability to bond well with various roofing materials, providing a strong barrier against ponding water and the elements.

One of the most positive aspects of this product was its versatility. It worked great on both flat and sloped roofs, and I could easily apply it to my home. The 100% silicone formula also offered excellent UV resistance, keeping my roof safe from sun damage.

However, there were a few cons to my experience. The curing time of 1 to 12 hours didn't always work well for me, as it could be affected by weather conditions. Additionally, the price of the product was quite high, which made me hesitant to invest in more than one can.

Overall, I found the GacoRoof Silicone Roof Coating to be a reliable and effective solution for sealing and protecting my roof. Despite some minor drawbacks, its durability and ease of use made it a valuable addition to my home improvement toolkit.

rust-oleum-301994-elastomeric-roof-coating-white-5-gallon-1

Rust-Oleum's Elastomeric Roof Coating offers a reliable and durable solution to protect various roof types. Created for versatility, it tackles metal, weathered single ply membranes, smooth surface asphalt, built-up, and modified bitumen roofs. This exceptional coating is known for its energy efficiency, thanks to its Cool Roof Technology, reflecting up to 80% of sunlight for an eco-friendly environment.

Designed for ease of use, this coating boasts of its 2-coat recommendation along with rapid drying time of just 6 hours. Its waterproof seal within 6 hours provides added comfort and practicality. Built with excellent weather resistance, it resists cracking down to an impressive -10 degrees Fahrenheit and resists dirt pick-up. The coating's strong resistance against wear, tear, and mildew growth makes it an excellent investment for years of protection.

Rust-Oleum has met and exceeded the standards established in ASTM D6083, assuring customers of their product's quality and credibility. With its user-friendly features, easy clean-up, and durability that lasts up to 10 years, this coating is unquestionably a worthy addition to any roofing project.

ames-mss1-1-gallon-maximum-stretch-roof-coating-white-1

Ames Maximum-Stretch is an innovative coating designed to provide superior protection and waterproofing for various roof types. Its unique rubber and acrylic elastomeric formula ensures remarkable adhesion and ease of application, making it perfect for those who want a durable and reliable solution for their roofing needs.

One of the standout features of this coating is its elasticity, expanding and contracting with the roof surface to maintain a watertight seal even in extreme temperature fluctuations. This not only helps to extend the life of your roof but also reflects up to 98% of the sun's rays, reducing energy costs and keeping your roof cooler during hot weather.

The versatility of Ames Maximum-Stretch is another advantage, as it's suitable for use on metal, rolled, concrete, EPDM (ethylene propylene diene terpolymer), and wood roofs. Additionally, it has been formulated to withstand harsh climates and resist the growth of fungi, mold, and mildew.

User reviews highlight the product's ease of use, durability, and effectiveness in sealing gaps and preventing leaks. While some users suggest that the consistency can be more manageable when applied with professional-style airless sprayers, overall Ames Maximum-Stretch is well-regarded as a high-quality, cost-effective solution for extending the life and performance of roofs in various weather conditions.

henry-587-white-roof-coating-4-75-gal-can-1

Recently, I tried out the Henry 587 Durabrite white elastomeric roof coating on my metal garage roof, and I must say, it delivered a smooth, flawless finish. The application was straightforward, and I used a roller to evenly spread the coating over my roof.

One of the things that stood out to me was the product's UV resistance, as my garage is in a sun-soaked area and typically, my roof would start to fade and chalk off under the intense heat. With this coating, however, I noticed a significant improvement, as my roof still looked as good as new even after a few months in direct sunlight.

As per the instructions, I allowed the coating to dry completely before the next layer was applied. I used this high-solids formula for better protection and longevity, which I appreciate. The coverage was impressive, considering it required fewer coats; this saved me time and effort in the long run.

The weather resistance was another positive aspect of the product. Living in an area prone to heavy downpours, I was concerned about the coating's ability to handle water. Upon testing, I found that it held up well, as there was no sign of any leaks or water infiltration.

The drying time was a bit longer than I expected, but it was manageable. The coating took around 2 to 24 hours to dry completely, as recommended. I also found that the drying progress could be monitored easily, as the coating was less susceptible to smudging as it dried.

One downside I experienced was the product's strong odor while it was still drying; it was crucial to ventilate the area to avoid inhaling the fumes. I would also like to note that the product took quite a while to cure fully. This meant that I had to wait a longer time before applying the final finish, which was a bit inconvenient.

Overall, the Henry 587 Durabrite white elastomeric roof coating performed remarkably on my metal garage roof, providing excellent UV resistance and weather protection. Although it had a slightly longer drying and curing time, its benefits outweighed the minor inconvenience.

apoc-gloss-white-acrylic-roof-coating-4-75-gal-1

I recently used Apoc Gloss White Acrylic Roof Coating on my metal flat roof, and it has been a game-changer. The coverage was impressive, as I only needed two coats, and the finishing result was bright and shiny, really making a difference in reflecting the sun away.

One aspect I particularly appreciated was that it's siliconized for enhanced water resistance and adhesion. With this product, I didn't experience any leaks or standing water, which has been a struggle in the past. The flexibility of the coating is another bonus, as it resists cracking, even after long sun exposure or temperature fluctuations.

However, I should note that the application process was a wee bit slower than I had anticipated, with the coating taking 24 hours to fully dry. Also, it's worth mentioning that it requires a few more hands and tools to get the job done right, like rollers, brushes, and the necessary materials for a thorough cleanup.

Overall, I'm quite pleased with the Apoc Gloss White Acrylic Roof Coating. It's made a noticeable difference in keeping the temperature inside my home more consistent and has effectively waterproofed my metal roof.

henry-he287sf871-white-elastomeric-roof-coating-1

I recently tried the Henry White Elastomeric Roof Coating to patch up some damage on my metal roof. The first thing I noticed was the ease of application - I could choose between using a brush, a roller, or even a spray. The coating is specifically formulated to resist mildew in hot humid climates, which is great for my area. It also reflects the sun's heat and UV rays, helping to reduce air-conditioning costs and lower the roof and interior temperatures.

The coating isn't transparent, so it completely covers the old damage, creating a fresh and clean look. It's also water-based, which means it's easy to clean up if any spills happen.

One downside I encountered was the drying time between coats. It only specifies a 24-minute window, which can be a bit challenging to adhere to, especially if you're applying the product yourself. However, it's worth mentioning that the product itself is very durable, with a 7-year lifespan.

In conclusion, the Henry White Elastomeric Roof Coating is an easy-to-use product that provides good coverage and a smooth finish. It's great for extending the life of your roof and protecting it from the heat in hot and humid climates. Just be mindful of the short drying time between coats.

rust-oleum-5-gallon-fibered-roof-coating-aluminum-1

Oh, the excitement I felt when I first received the Rust-Oleum 5 Gallon Fibered Roof Coating in my hands! I thought, "This is going to be a game-changer for our old metal roof. "

First off, the coverage was absolutely fantastic. I could easily apply the coating with just a brush and a roller. It was a breeze! The texture was thick yet smooth, making it easy to spread evenly. I loved the metallic pigmented color of the product. It blended perfectly with our roof, giving it a sophisticated and modern look.

But what really impressed me was the weather resistance. We live in a region where rainfall is nothing short of a deluge. Yet, this coating did an amazing job of keeping our roof dry and protected. The waterproof seal was unlike anything we've ever used before. It's as if we've got an extra layer of armor up there!

However, there was a slight concern. The drying time was quite a long process. We had to wait for 4 to 24 hours for it to completely dry. It wasn't the most convenient experience, but considering the benefits we received, it was a trade-off I was willing to make.

Another bit of feedback that might be helpful for others is the clean-up process. It's not the easiest thing to remove from tools and surfaces, so make sure you use something sturdy like pliers to get it out of your brush and roller.

Despite these minor hiccups, overall, I'd say this roof coating is worth the investment. It does its job and then some. Sure, it may take a bit more time and effort to work with, but the end result is entirely worth it. I'm looking forward to seeing how our roof holds up against the harsh weather conditions this upcoming winter.

gardner-5-gal-sta-kool-805-metal-x-metal-roof-coating-1

Gardner-Gibson Sta-Kool Metal-X is a versatile and effective roof coating that can protect your metal surfaces from heat stress and rust. With its elastomeric base, it can flex to resist cracking and features a bright white finish that reduces roof temperatures by up to 50 degrees. The formula is also mildew-resistant and water-based, making clean-up a breeze.

While it's essential to follow application instructions and consider the weather during transit, this coating has a 10-year warranty and can provide a long-lasting, durable seal for your roof. The ease of use, good coverage, and ease of clean-up have earned it a 4.5-star rating from 67 reviews, making it a reliable choice for metal roof protection.

liquid-rubber-silicone-roof-coating-white-1-gallon-1

Experience the ease and convenience of Liquid Rubber Silicone Roof Coating with its one-coat application for professional results. This water-based, UV stable coating is not only safe for you and the environment, but also versatile as it can be applied on various materials such as metal, wood, and concrete.

Perfect for fixing leaks on a metal roof, this coating is a fantastic choice for ensuring a leak-free and watertight environment.

liquid-rubber-metalsafe-1-gallon-waterproof-elastomeric-roof-sealant-in-black-11302us-1

As a reviewer who's used Liquid Rubber MetalSafe 1-Gallon Waterproof Elastomeric Roof Sealant, I was impressed by its ability to protect metal surfaces from corrosion. It's perfect for sealing metal roofs and eliminating leaks for good. The sealant is freeze-thaw stable and can be applied directly over rusted surfaces, making it a practical choice for fixing old, damaged roofs. It not only provides a strong, durable waterproof surface but is also excellent UV stability.

One feature that stood out is its excellent longevity. Although it may be on the pricier side, it's a more cost-efficient solution compared to replacing a whole roof. The sealant is easy to work with, drying quickly at around 2880 minutes. Overall, I'd recommend Liquid Rubber MetalSafe for anyone looking for a reliable, waterproof coating for their metal roofs.

Buyer's Guide

When it comes to protecting your metal roof, choosing the right coating is crucial. In this buyer's guide, we'll discuss the important features, considerations, and general advice to help you make an informed decision on the best coating for your metal roof.

Types of Coatings

There are several types of coatings available for metal roofs, including acrylic, silicone, elastomeric, and aluminum-based coatings. Each type has its own advantages and disadvantages, so it's essential to understand the differences and choose the one that best suits your needs and budget. Acrylic coatings provide excellent UV protection, while silicone coatings offer superior waterproofing. Elastomeric coatings are highly flexible and can expand and contract with temperature changes, making them ideal for regions with extreme temperature fluctuations. Aluminum-based coatings offer both excellent durability and corrosion resistance.

Adhesion and Durability

The adhesion and durability of the coating are essential factors to consider. A high-quality coating should adhere well to the metal surface to provide long-lasting protection. Look for coatings with strong adhesion properties and high resistance to abrasion, UV rays, and harsh weather conditions. Also, make sure to follow the manufacturer's instructions for proper application to ensure a strong bond between the coating and the metal surface.

Ease of Application

Ease of application is another important factor to consider when choosing a coating for your metal roof. Some coatings require professional application, while others can be applied by the homeowner. If you plan to apply the coating yourself, look for coatings that are easy to apply and require minimal preparation, such as cleaning and surface preparation.

Cost and Warranty

Cost and warranty are also significant factors to consider. High-quality coatings may come at a higher price, but they often provide better protection and last longer. Make sure to compare prices and warranties from different manufacturers and choose a coating that offers good value for money. Look for coatings with a warranty that covers both the coating and the installation, ensuring peace of mind and protection of your investment.

FAQ

What is a metal roof coating and how does it work?

A metal roof coating is a protective layer applied to metal roofing materials to extend their lifespan, improve durability, and enhance their overall appearance. The coating works by creating a barrier between the metal surface and the elements, preventing rust, corrosion, and exposure to UV rays. This barrier also provides an additional layer of insulation, making the roof more energy-efficient.

There are different types of metal roof coatings, such as acrylic, silicone, and urethane-based coatings. These coatings can be applied using various methods, including spraying, brushing, or rolling. The effectiveness of the coating depends on the quality of the product, the application process, and proper maintenance.

What are the benefits of using a metal roof coating?

A metal roof coating offers multiple benefits for both residential and commercial properties. Some of these benefits include increased lifespan of the metal roof, reduced maintenance costs, improved energy efficiency, enhanced aesthetic appeal, and resistance to extreme weather conditions, such as hail, snow, and wind. Additionally, a well-applied coating can protect the roof from mold and mildew growth, as well as from insect damage.

By extending the lifespan of a metal roof and reducing the risk of costly repairs or premature replacements, a coating can also provide significant cost savings over time. Moreover, the improved energy efficiency can help reduce heating and cooling expenses, leading to further cost savings and a positive environmental impact.

How long does a metal roof coating last?

The lifespan of a metal roof coating depends on several factors, such as the type of coating, the application process, and environmental conditions. In general, high-quality coatings can last between 10 to 20 years, or even longer with proper maintenance. However, it's essential to note that the coating's lifespan can be affected by factors like exposure to UV rays, harsh weather conditions, and the overall condition of the roofing material.

To ensure the longest possible lifespan for the coating, it's crucial to maintain the roof regularly, inspecting for any signs of damage or wear, and addressing any issues promptly. Additionally, regular cleaning and re-application of the coating can help protect the roof and extend its lifespan further.

What are the different types of metal roof coatings available?

There are several types of metal roof coatings available, each with its own advantages and applications. Some of the most common types include:

  1. Acrylic coatings: These coatings are known for their durability, UV resistance, and flexibility. Acrylic coatings can provide excellent protection for metal roofs and can be applied in a variety of colors.

  2. Silicone coatings: Silicone coatings are highly resistant to UV rays, moisture, and extreme temperatures. They offer excellent waterproofing properties and can withstand harsh weather conditions. However, silicone coatings may not be as flexible as acrylic coatings and can be more challenging to apply.

How should I prepare my metal roof for coating application?

Preparing your metal roof for coating application is crucial to ensure a proper and long-lasting application. Start by cleaning the roof surface thoroughly, removing any dirt, debris, or contaminants that may interfere with the coating's adhesion. Proper cleaning can also help identify any signs of damage or rust that need to be addressed before applying the coating.

Next, inspect the roof for any structural damage or leaks. If you find any issues, repair them before proceeding with the coating application. It's also essential to make sure the roof surface is dry, free of moisture, and properly sealed to prevent any water intrusion. Finally, ensure that the metal surface is free of any oils, greases, or other contaminants, as these can interfere with the coating's adhesion and effectiveness.

Can I apply a metal roof coating myself, or should I hire a professional?

While it's possible to apply a metal roof coating yourself, it's generally recommended to hire a professional for several reasons. Firstly, a professional has the necessary experience and knowledge to ensure the proper application of the coating, maximizing its effectiveness and lifespan. Secondly, a professional can help identify any issues with the roof's condition or preparation that may affect the coating's performance.

Additionally, hiring a professional can save you time and effort, as well as provide peace of mind in knowing that the job is done correctly. If you choose to apply the coating yourself, make sure to follow the manufacturer's guidelines and recommendations closely, and consider taking a course or hiring a consultant to ensure you have the necessary skills and understanding for the task.

As an Amazon Affiliate we may earn from qualifying purchases at no cost to you.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment