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The existing IBC acknowledges 2 categories of fire ranked glass fire protective and fire resistive. These 2 kinds of fire rated glass are based upon the testing criteria that the product has satisfied, not simply the duration score. Fire protective glass products are tested to NFPA 252/257 and obstructs smoke and flames.

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Fire resistive glass products are evaluated to ASTM E-119/ NFPA 251/UL263 and obstructs smoke, flames and convected heat. They are normally utilized in 60-120 minute applications and are only subject to evaluated size restrictions. Usually speaking, exit corridors have a fire resistance ranking of 1 hour. Table 716. 5 in the 2012 IBC outlines the requirements for door, sidelite and transom assemblies.

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Products include,, and. All these options fulfill CPSC Feline. I and II impact security. 45 minute fire protective glass evaluated with hose stream *. Products consist of 45-minute fire resistive intumescent tempered units,,, and.  This Is Cool  meet CPSC Cat. I and II effect security. 45 minute fire protective glass tested with hose pipe stream *.

This application does not require meeting CPSC effect security requirements. Table 716. 6 in the 2012 IBC lays out the requirements for openings in 1 hour exit passages The GSA and AHJs have enabled the use of a fire protective heat-reflective specialized tempered product checked without pipe stream in 45 minute sidelites, transoms and openings for the expense benefits and included security that it provides.

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The IBC needs interior exit stairways be confined to safeguard building occupants from smoke, flames and radiant heat as they are exiting the building. Exit enclosures/stairwells 4 stories or more must be 2 hour fire resistance rated; exit enclosures/stairwells less than 4 stories should be 1 hour fire resistance rated.

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5 in the 2012 IBC spells out the door assembly requirements for 1 and 2 hour exit enclosure/stairwells. 60 or 90 minute fire protective glass limited to 100 square inches. Products consist of,, and. To go beyond 100 square inches in the door vision panel, either 60 minute fire resistive intumescent tempered systems should be used in 1 hour stairwells, and need to be used in 2 hour stairwells.