How many layers of drywall do I need for a 2 hour rating?
two layers
As 2 hours of fire protection has become the standard for fire safety in America, it has become somewhat of a standard practice to include two layers of type X drywall within a building’s perimeter in order to achieve this required level of fire safety.
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What is F rating and T rating?
The F rating indicates how long, in hours, a firestop system has successfully prevented the passage of a fire. A two-hour F rating means the firestop system prevented fire spread for two hours. The T rating is a measure of the thermal conductivity of a firestop system.
What is the UL u435 fire test reference for fire protection?
Fire Test Reference: UL U435, cUL U435, GA WP 2922 Sound Test Reference: Steel-Framed Wall Base Layer: 1/2” (12.7 mm) ToughRock Fireguard C gypsum board or 1/2” (12.7 mm) DensArmor Plus Fireguard C® applied vertically to each side of 1-5/8” (41 mm) 18 mil steel studs 24” (610 mm) o.c. with 1” (25 mm) Type S drywall screws 36” (914 mm) o.c.
What is ul product IQ™?
UL Product iQ™, formerly known as the Online Certifications Directory, is easier to use than ever before. The intuitive search tool allows you to quickly locate the product or component that will meet your needs. If you don’t have an exact certification number, don’t worry.
What is the role of ul?
Previous About UL As the global safety science leader, UL helps companies to demonstrate safety, enhance sustainability, strengthen security, deliver quality, manage risk and achieve regulatory compliance. Overview Mission Corporate Sustainability Ethics and Compliance Diversity and Inclusion Brand Integrity Ventures Leadership Board of Directors
What are the service terms for UL services?
Service Terms for UL Services Follow-up Service Terms UL Memorandum of Insurance iVisitor Agreement UL Standards myUL® Client Portal Certification Database – UL Product iQ™ Menu Services Certification Facility Personnel Process Product System Testing EMC Energy Efficiency Environmental Indoor Air Quality Interoperability Performance and Quality
