Underwriter Labatories Fire Resistance Ratings Concrete Walls

Fire resistance rated designs are used to achieve code compliant installations where the building codes require hourly rated designs.

Underwriter labatories fire resistance ratings concrete walls.

Suitable fire resistance rated constructions can be identified by using our. The equivalent thickness of different types of concrete masonry is provided in the following. To learn more call us today at 844 311 3132 or visit our easy to use contact form to request more information. International vault products are manufactured to the most stringent security standards including the burglary resistance standards set forth by underwriters laboratories.

For finishes on the fire exposed side of the wall a time from table 8 is assigned to the finish. The result t ef is then added to the concrete masonry wall equivalent thickness t e and used in table 1 to determine the wall s fire resistance rating i e the equivalent thickness of concrete masonry assemblies t ea t e t ef. We test assemblies to international standards establishing an hourly rating to provide evidence of compliance to code requirements. The fire resistance rating of reinforced and plain concrete walls floors and roofs depend on equivalent thickness of the element and can be found out using table 3.

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