Class B Fire Door Specification

Please read below for a basic guideline on what a class b fire door consists of.

Class b fire door specification.

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. Allandel class e fire doors. 1 single leaf door 810 x 2030 x 48mm including frame suitable for 115mm 230mm brick wall. Allandel s class e door out performed all these areas at the sabs testing facilities.

2 unequal leaf double door 1200 x 2030 x 48mm including frame suitable for 115mm 230mm brick wall. Standard sizes for double fire doors are 1511 1600 1800 wide x 2032 2400 high with a minimum of 1 6mm frame for a half one drywall partitioning. Stairwells and elevator shafts tend to use this class helping prevent a fire spreading through large chambers in the building. Rubidor fire door class a b d e hinged fire doors technical data sheet no.

Class d hinged door specifications. When specified fire doors shall be provided with fire labeled louvers. Please enquire for further detail and specification. With a class d fire door the stability integrity and insulation rating requires 2 hours with an impact test.

Standard door specifications for class b fire doors double and single drawing for illustration purposes only does not include ironmongery. 2 1 2 4 louvers for fire doors. No hinged fire door panel must exceed 1200mm wide x 2700mm high. Profile pre galvanised steel 1 6mm thick or timber frames nominal 90 x 65mm up to 2400mm high x 1150mm wide for single doors.

Allandel class b fire doors 120 minutes allandel class b fire door 44mm thick complete with mdf face finish or a veneer of your choice and hardwood timber edging. Commercial class b 120 minute fire doors select a category above to see pricing. A class b door can have a small viewing panel. For the safety conscious customer who is looking for an added protective element against the destructive force of fire and helps slow the spread of heat and smoke.

They can maintain integrity for two hours and stability and insulation for an hour each. Our standard fire rated hinged doorsets 1 and 2 hr rating or class a b d are available as follows. 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. Where required by a manufacturer s listing or ansi nfpa 80 fire doors and fire windows a steel overlapping astragal shall be provided.

These doors typically have a fire resistant core.