Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier 11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...
Fire rating: 2-hour fire barrier11/2 hour B label maximum temperature increase . after 30 minutes 250 °F (139 °C) . after 60 minutes 450 °F (250 °C)...