Fire resistance
Ensure fire-rating continuity
Maintaining a consistent fire rating throughout a structure is crucial for safety. More than that, building codes around the country require continuity between fire-rated systems. Learn how National Gypsum Company provides fire-rating solutions.
Solutions for creating fire-rated assemblies
The PURPLE Book® is the industry’s leading resource for fire-rated assemblies in commercial construction.
Resources
Design Resources
View ResourcesThe Wood™ Book
Comprehensive construction guide for fire-rated assemblies in wood-frame construction
Fire & Sound Selector
Detailed fire and sound assemblies from the NGC Construction Guide
CEU: Understanding the UL Fire Resistance Directory
Webinar provides in-depth explanation of the online UL Fire Resistance Directory resource
CEU: Area Separation Wall Systems
CSI webinar provides an overview of using area separation walls in multi-level housing
CEU: Fire and Sound Solutions
Best Practices: Fire and sound solutions by building type
Video: National Gypsum Fire Testing
Watch how products are put to the fire test for ASTM E119
OnBoard: How To Modify UL Fire-Rated Designs
Article from October 2023 edition of the OnBoard newsletter
OnBoard: Simplify Assemblies With These Six UL Designs
Article from June 2023 edition of the OnBoard newsletter
How to build a shaftwall in commercial construction
Learn the basics of building a shaftwall system from the experts at 1-800-NATIONAL®, including details for corners, duct and elevator door openings.
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Top fire-rated assembly questions and answers
Learn about the testing standard for fire-rated assemblies, modifications permitted to those assemblies and the most common questions about fire-rated assemblies.
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Best of NGConnects
What is NGConnects?
Importance of fire-rating continuity in wood-frame assembly intersections
Find out how a lack of fire rating continuity affects your structure's safety and compliancy with building codes
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Shaft and area separation firewall assembly solutions
Solving challenges in fire-rated wood-frame assemblies
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Understanding shaftwall design in commercial construction
Get answers to 10 common questions about shaftwall and stairwell enclosures for commercial buildings
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How gypsum delivers fire-rated performance
Explore the science and history of gypsum, plaster and drywall
Read Now1-800-NATIONAL
Have a unique situation or application involving gypsum-based materials, finishing products or cement board? Call our experts at 1-800-NATIONAL for assistance. A free phone call from anywhere in the U.S. and Canada puts you directly in touch with National Gypsum’s technical information experts.
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