Class B Fire Door Specification

Class b fire doors are usually specified in commercial and industrial buildings.

Class b fire door specification.

1 single leaf door 810 x 2030 x 48mm including frame suitable for 115mm 230mm brick wall. Bp 4 4 sf02a r00 national test standard fire rating class a class b class c class d class e class f stability l hour 2 hours 2 hours 2 hours 1 2 hours 1 2 hour integrity 1 2 hour i hour 2 hours 2 hours 1 2 hours 1 2 hour. Allandel class e fire doors. Doors to be supplied with a minimum of 5 heavy duty fire rated stainless steel hinges.

With a class d fire door the stability integrity and insulation rating requires 2 hours with an impact test. 2 1 2 3 steel astragals on fire doors. Class b enclosures of shafts and stair. They can maintain integrity for two hours and stability and insulation for an hour each.

A class a door can have a small viewing panel. Rubidor fire door class a b d e hinged fire doors technical data sheet no. Allandel class b fire door 44mm thick complete with mdf face finish or a veneer of your choice and hardwood timber edging. This table includes the required fire.

Please read below for a basic guideline on what a class b fire door consists of. Where fire doors are needed you would refer to the building code that has been adopted in the project s jurisdiction. Fire certification is available on request. A class d fire door is a 2 hour fire door with a fire resistant core that can withstand an impact test with a mass of 27kg without creating an opening wider than 25mm between the door and frame.

These doors should hold integrity for an hour and stability and insulation for 30 minutes each. Allandel s class e door out performed all these areas at the sabs testing facilities. Our standard fire rated hinged doorsets 1 and 2 hr rating or class a b d are available as follows. Please read door type information fire door on the home page for a guide on fire door requirements and product information before placing your order.

2 1 2 4 louvers for fire doors. The six classes. For example in the 2015 ibc table 716 5 is called opening fire protection assemblies ratings and markings. Door direct class b fire doors are designed to meet the requirements of sabs 1253 2003.

Standard door specifications for class b fire doors double and single drawing for illustration purposes only does not include ironmongery. Please enquire for further detail and specification. When specified fire doors shall be provided with fire labeled louvers. 2 unequal leaf double door 1200 x 2030 x 48mm including frame suitable for 115mm 230mm brick wall.

Doors direct class b fire doors have a two hour fire rating and are supplied with the doors pre hung in a steel frame.