Ulc Rated Concrete Block Wall Assemblies

You can access all current ul fire resistance rated designs using our free product iq tm on line search tool available at product iq is free to use and only requires a simple one time registration.

Ulc rated concrete block wall assemblies.

Concrete blocks of various designs caztc. Ulc standards develops and publishes standards and specifications for products having a bearing on fire life safety and security crime prevention energy efficiency environmental safety security of assets and facilities live working and workplace safety. 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. Access our all new collection of sound tested fire rated wall assemblies.

Ul 2079 class ii and iii movement 1 2 or 3 hour fire and hose stream. Fire rated assemblies are tested and certified in their entirety. The international residential code ref. Fire rating up to 1 hour.

Assembly rating 2 h load restricted assembly evaluated in accordance with working stress design methods for use under limit states design methods. The rated fire resistive periods for block walls can be determined by knowing this information and complying with table 721 1 2 item number 3 of the international building code ibc ref. Westbrook block is a proud producer of underwriters laboratories ul approved fire rated cmu in both light weight and normal weight densities in 2 3 and 4 hour configurations. For finishes on the fire exposed side of the wall a time from table 8 is assigned to the finish.

These blocks while allowing for safe means of egress and fire rating should no longer be looked at as just normal grey cmu. The equivalent thickness of concrete masonry assemblies. Ul product iq tm. This is an alternative code recognized method to the underwriters laboratory ul listing service.

2 h rating based on noncombustible members framed. 5 contains similar requirements but with a minimum stc rating of 45 db when tested in accordance with astm e90 for walls and floor ceiling assemblies separating dwelling units.