Class b fire doors are usually specified in commercial and industrial buildings.
Class a and b fire doors.
Worryingly the fire door inspection scheme fdis recently highlighted that three quarters of all fire doors inspected in 2019 were condemned as not fit for purpose.
Matching steel frame made of 1 6mm thick pre galvanised steel complete with 30mm wide by 48mm deep rebate complete with 5 fixing.
These doors should hold integrity for an hour and stability and insulation for 30 minutes each.
Fire certification is available on request.
Doors direct class b fire doors have a two hour fire rating and are supplied with the doors pre hung in a steel frame.
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.
Class b 1 5 hour approved for doors in vertical shall openings not exceeding 1 200 sq.
If you own a commercial or non domestic property there are strict regulations and guidelines to follow ensuring the doors can withstand certain heats.
With a class d fire door the stability integrity and insulation rating requires 2 hours with an impact test.
Allandel class b fire door 44mm thick complete with mdf face finish or a veneer of your choice and hardwood timber edging.
Standard door specifications for class b fire doors double and single drawing for illustration purposes only does not include ironmongery.
Doors to be supplied with a minimum of 4 heavy duty fire rated stainless steel hinges.
Class a 15 15 minutes.
Class a 0 0 minutes e in accordance with the fire test procedures code a test of a prototype bulkhead or deck may be required to ensure that it meets the above requirements for integrity and temperature rise.
Allandel class e fire door 44mm thick complete with mdf face finish or a veneer of your choice and hardwood timber edging.
A class a door can have a small viewing panel.
The six classes.
Class a 60 60 minutes.
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.
Class a 30 30 minutes.
These doors typically have a fire resistant core.
Doors to be supplied with a minimum of 5 heavy duty fire rated stainless steel hinges.
Matching steel frame made of 1 6mm thick pre galvanised steel complete with 30mm wide by 48mm deep rebate complete with 5 fixing.
They can maintain integrity for two hours and stability and insulation for an hour each.
Class a 3 hour approved for doors in dividing fire walls with openings not exceeding 1 200 sq.