What is a Class-A roof assembly?

Typically refers to a type of roofing system that has been tested and classified based on its fire resistance capabilities. It is part of the fire classification system for building materials and assemblies developed by various organizations, such as the National Fire Protection Association (NFPA) and Underwriters Laboratories (UL). A Class-A roof assembly offers the highest level of fire resistance by demonstrating excellent fire resistance and high effectiveness in reducing the spread of flames and heat during a fire event. Common factors that contribute to achieving a Class A roof assembly designation include the use of fire-resistant materials, proper installation techniques, and meeting specific fire performance tests. The specific requirements and criteria for achieving a Class A fire rating may vary depending on the building codes and standards in different regions.

Is a Class-A fire resistant roof required in my area?

To find out whether a Class-A roof is required in your area, you should refer to the local building codes and regulations issued by your city or municipal government. These codes will outline the specific requirements for roofing materials, fire resistance ratings, and other construction details.You can access this information through your local building department or municipal website. Alternatively, you can consult with a licensed architect, contractor, or building professional who is familiar with the building codes in your area to ensure compliance with the relevant requirements for roofing assemblies.

What does Class-A fire-resistance mean?

Follows building codes and insurance requirementsProvides effective protection against fire exposureHelps reduce the spread of fireResists ember entry under the roof deckProtects after repeated exposures to flameWithstands high winds to help prevent uplift

What are some of the WUI requirements for roofs?

Ember-resistant roof covering which falls into the Class A fire-resistant ratingUse of an ember-resistant underlayment productWithstanding windload requirements to prevent roof upliftTo learn more about the WUI, visit www.usfa.fema.gov/wui

Fire Resistant Roofing Materials

For more than 70 years, we have been dedicated to protecting homes and families from wildfires. Our long-standing reputation is built on delivering reliable, effective roofing solutions that meet the latest and most rigorous fire safety standards, ensuring lasting protection and peace of mind.

Don’t Compromise on Safety

Our warranty-backed concrete, clay, steel, and composite roofing delivers more than just wildfire protection. It's built for long-term wildlife resisiliency. Each solution is engineered to achieve Class-A fire-resistance, meet Wildland Urban Interface (WUI) compliance, and provide high wind-resistance.

US Tile Concrete
Unified Steel
Davinci
US Tile
Westlake Royal Roofing Components

US Tile Concrete Roofing

US Tile Concrete Roofing is considered non-combustible. This means that it will not burn or contribute to the spread of fire. Newpoint Concrete tile systems are classified as Class-A, the highest classification for roofing materials. With profiles and colors that meet any architectural style, Newpoint provides a premium look and gives the protection needed against fire.

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Unified Steel

Unified Steel Stone Coated Roofing is made from steel, which does not ignite when exposed to flames. This makes it a highly fire-resistant choice compared to other roofing materials. Unified Steel systems are classified as Class-A, the highest classification for roofing materials. With profiles and colors that meet any architectural style, Unified Steel provides a quality look and gives the protection needed against fire.

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DaVinci Roofscapes

DaVinci Roofscapes has been the leader in composite roofing for nearly two decades. DaVinci is committed to creating durable, beautiful roofing systems that achieve a Class-A fire rating, the highest classification for roofing materials. Made in America in a Kansas facility, DaVinci's shake and slate profiles are ideal for residential and commercial new and reroof projects in any climate.

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US Tile Clay Roofing Products

US Tile Clay Roof Tiles are considered non-combustible. This means that they will not burn or contribute to the spread of fire. US Tile systems are classified as Class-A, the highest classification for roofing materials. With profiles and colors that meet any architectural style, they provide the look and give the protection needed against fire.

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Westlake Royal Roofing Components: A Complete System for Wildfire Resiliency

By studying roof performance characteristics and failure points, we have created Westlake Royal Roofing Components—a collection of products that, when installed properly and used comprehensively, result in a roof system that lasts longer and can help withstand exposure to wildfires.

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How Class-A Roofing Supports Wildfire Resiliency

If you live in a fire-prone area, it’s important to understand how Class-A fire-resistant roofing can help protect your home. These systems meet building codes, support WUI compliance, and are designed to withstand high winds and prevent ember spread.

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WUI Compliance & Class-A Roofing for Wildlife Resiliency

WUI is where homes bordering natural areas face heightened wildfire risks. A WUI-compliant roof is critical to fire prevention and ember protection for homes adjacent to vegetation. Westlake Royal Building Products provides the highest-level Class-A fire-rated roof systems with ember-resistant underlayment for enhanced wildfire defense. Our products exceed building code requirements for wind resistance, preventing uplift and adhering to WUI guidelines.

Building in Colorado? Learn how our roofing systems align with the Colorado Wildfire Resiliency Code.