Door Classes
Allandel Class B Fire Doors
Two hour fire doors – 120 minutesAllandel Class B fire door, 44mm thick, complete with MDF face finish (or a veneer of your choice) and hardwood timber edging. 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 lugs of nominal size of 340mm x 30mm x 1.6mm to each side is to be provided. Door set is to provide 120 minutes stability, 60 minutes integrity and 60 minutes insulation and be supplied in accordance with the tested prototype and is to fully conform to SANS 1253:2016.
NOTE: Where double doors are specified, valid testing of double doors must be verified by supplier / manufacturer.
Our test prototype achieved impressive insulation results, with an average of only 88 deg C (140 deg C + ambient is permitted) and a maximum reading of only 94 deg C.
With the parameters set out in SANS 1253:2016, we are able to supply Class B doors in sizes up to and including 2 213mm (w) x 2 420mm (h) (leaf sizes).
Frame Specification:
Material:
Profile pre-galvanised steel, 1.6mm thick
Rebates:
30mm wide x 48mm deep
Fixing lugs:
340mm long x 30mm wide x 1.6mm thick to both sides of the frame
Spacing:
5 Lugs (double for 230mm wall) to each side, equally spaced
Door Specification:
Material:
MDF / Hardwood of 3mm nominal thickness
Thickness:
Doors are nominally 44mm thick
Edging:
Hardwood timber edging
Hinges:
5 Heavy duty fire hinges are provided to each leaf.