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What are Silicone Roof Coatings? (& Top Products Of 2024)

Posted on August 12, 2024

Estimated Reading Time : 6 Min.

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silicone roof coating

Are you looking for an innovative solution to protect your roof and potentially reduce energy costs? Look no further than a silicone roof coating, a cutting-edge technology that’s revolutionizing roof maintenance in 2024. Many property owners and managers are discovering the benefits of silicone roof coatings. 

In this post, we’ll explore silicone roof coatings, why they’re gaining popularity, and which products are popular this year. Our list includes some of the best names in the industry that have gained the trust of homeowners and contractors alike. 

#1 Henry 887 Tropi-Cool® 100% Silicone White Roof Coating

The Henry 887 Tropi-Cool 100% Silicone White Roof Coating stands out due to its exceptional resistance to ponding water, making it a prime choice for flat and low-slope roofs. 

Its 100% silicone formulation offers unmatched adhesion and flexibility, allowing it to expand and contract with temperature changes without cracking. Another reason this Henry silicone roof coating tops our list is because it uses a special Dirt Pick-Up Resistance (DPR) formula, which stops dust particles from harming the coating’s original colors. 

Apart from this, this roof coating has a high reflectivity, perfect for sunny areas. Another reason this is one of the best silicone roof coatings is that it becomes rain-safe in just about 15-20 minutes.  

The coating is mold and mildew-resistant, ensuring long-lasting protection and appearance. With an easy one-coat application, it adheres to various substrates without a primer. 

  • Warranty: This Henry silicone roof coating comes with a lifetime limited warranty, ensuring long-term durability and performance.
  • Colors Available: White, tan, gray
  • Gallon Sizes: Available in 1-gallon, 5-gallon, and 55-gallon sizes

#2 GacoFlex™ S20

Gacoflex™ s20

After Henry Roof Coatings, another highly popular name in the industry is the Gaco Flex series. Today we talk about a popular product, GacoFlex S20. This is a solvent-free, 100% silicone roof coating known for its remarkable durability and versatility. This Gaco silicone roof coating is designed for a single-coat application and provides a glossy and shiny finish, enhancing the curb appeal of any structure. This coating adheres excellently to existing elastomeric roof coatings, metal roofs, built-up roofing systems, and weathered single-ply membranes, making it a versatile choice for various surfaces. 

You don’t have to wait long for it to be effective, thanks to its rapid drying time, it is rain-safe in just two hours. Though longer than the Henry 887 coating, this still is pretty good. 

One thing that stands out is this silicone coating is certified to NSF P151, ensuring it meets rigorous standards for rainwater catchment systems, and it is FM fire-rated and approved, further attesting to its quality and reliability.

  • Warranty: 50-year limited material warranty, offering extensive coverage and peace of mind.
  • Colors Available: White, gray, tan, dark gray
  • Gallon Sizes: Available in 5-gallon pails and 55-gallon drums.

#3 Karnak 670HS Karna-Sil Silicone Roof Coating

Karnak 670hs karna-sil silicone roof coating

The 670HS Karna-Sil Ultra White Silicone Reflective Roof Coating is a highly reflective, high-solids silicone coating designed to maximize energy efficiency and roof protection. With an impressive 87% reflectivity and 89% thermal emittance, this coating significantly reduces cooling costs by reflecting sunlight and minimizing heat absorption. 

Further, the roof coating is Energy Star-rated and certified by the Cool Roof Rating Council (CRRC), ensuring compliance with environmental standards. The coating’s high resistance to ponding water, corrosion, and impact makes it ideal for Oklahoma’s climate. Additionally, its Class A fire rating provides enhanced safety.

  • Warranty: Contact Karnak for warranty information. 
  • Colors Available: White
  • Gallon Sizes: Available in 5-gallon pails and 55-gallon drums.

#4 Liquid Rubber Silicone Roof Coating

Liquid rubber silicone roof coating

Liquid Rubber Silicone Roof Coating is an exceptional waterproof solution made from high-quality, solid-based ingredients. The composition is free of solvents and harmful odors, ensuring an environmentally friendly application with ultra-low VOCs. This silicone roof coating forms a robust final membrane with over 237% elongation. It is one of the best on the market and effectively prevents cracking due to thermal expansion and contraction. Its UV stability ensures that the coating will not degrade over time due to sun exposure, providing long-lasting protection for your roof. 

Like other products on our list, this silicone coating is also effective with just a single coat however, it’s often recommended to add another layer for extra protection.

These features make it an excellent choice for homeowners seeking a reliable, eco-friendly, and durable roof coating.

  • Warranty: No product warranty provided. 
  • Colors Available: White
  • Gallon Sizes: Available in 1-gallon and 4-gallon pails.

#5 APOC® 576 Premium Silicone White Roof Coating

Apoc® 576 premium silicone white roof coating

Next up is the high-rated APOC® 576 Premium Silicone White Roof Coating designed for low-slope roofs and areas prone to ponding water. Its high solids and low odor formula sets quickly, making it rain-safe in just 15 minutes, ensuring quick protection during unexpected weather changes. This APOC silicone roof coating can save you money in two ways: The coating’s extreme reflectivity significantly lowers cooling costs by deflecting sunlight, and a gallon of coating can cover 71 square feet, so you will need fewer containers for your flat roofing project. 

APOC 576 not only meets but exceeds the performance requirements of ASTM D6694 and ASTM D7281. It is also Title 24 compliant and rated by the CRRC, highlighting its superior quality and energy efficiency. This makes it an ideal choice for homeowners looking for a fast-setting, durable, and energy-efficient roof coating.

  • Warranty: Limited lifetime warranty, providing extensive protection.
  • Colors Available: White
  • Gallon Sizes: Available in 1-gallon and 5-gallon pails.

#6 Gardner® 100% Silicone Flat Roof Coat-N-Seal

Gardner® 100% silicone flat roof coat-n-seal

From the industry leaders at Gardner Gibson, the Gardner 100% Silicone Flat Roof Coat-N-Seal is a premium roof sealant featuring a rubberized finish that expands and contracts to resist cracking and reduce thermal shock. Specifically designed for flat and low-slope roof surfaces, it is ideal for built-up roofs, concrete, foam, EPDM, and TPO roofs. The formula reduces installation costs with a single coat application and becomes rain-safe in about 15 minutes. 

Plus, this is an Energy Star-rated product and offers exceptional energy efficiency. Additionally, it meets the rigorous standards of Miami-Dade approval for your peace of mind. 

  • Warranty: Like other premium silicone coatings, Gardner also offers a limited lifetime warranty, ensuring long-term protection.
  • Colors Available: White
  • Gallon Sizes: Available in 1-gallon and 5-gallon sizes. 

#7 Mule-Hide 100% Silicone Roof Coating

The Mule-Hide 100% Silicone Roof Coating has gained significant popularity in the last few years. 

This silicone coating is designed to provide exceptional protection and durability for various roofing materials, including metal, modified bitumen, and single-ply membranes. This high-solids coating delivers superior resistance to ponding water and extreme weather conditions. Its ability to adhere to most roofing surfaces without a primer makes installation easier and more cost-effective. The silicone coating forms a seamless, flexible membrane that expands and contracts with roof movement, preventing cracking and leaks. 

Regarding the specifics, this Mule-Hide silicone roof coating is FM-approved and CRRC-rated. It also has a reasonable cure time and can be reapplied in just two hours.  

  • Warranty: 20-year limited warranty, providing dependable protection and long-term durability.
  • Colors Available: White, gray, tan, black, Santa Fe tan
  • Gallon Sizes: Available in 5-gallon pails or 55-gallon drums.

Benefits Of Silicone Roof Coatings

Installing any of the best silicone roof coating products described above can offer several benefits such as:  

Extended Roof Life:

Silicone coatings can add years to your roof’s lifespan. Flat roofs are more vulnerable to damage and do not last as long as some pitched roofs. But with silicone roof coatings, you get an additional layer of protection that protects the underlying structure. 

Waterproofing: 

These silicone roofing coatings create a seamless, water-resistant barrier that makes them effective against heavy rains. The layer of silicone helps prevent moisture from getting through. 

Energy Efficiency: 

Constant exposure to harmful UV rays can damage roofs. Silicone coatings are designed to reflect UV rays. This can also help potentially lower cooling costs.

Easy Application: 

You can apply a silicone roofing coating over existing roofing materials. The options we shared above are all easy to use and suitable for both metal roofs and single-ply membranes.

Silicone Roof Coating Experts In Tulsa, OK

We hope that this list can help you choose the best silicone roof coating for your roof. If you are still having trouble choosing the right option or need a reliable commercial roofing contractor to install the coating, look no further than the team of A. Fricker Roofing and Waterproofing. 

Contact us today at (918) 402-7167 to learn more.

silicone roof coating