Door Classes

Allandel Class A Fire doors

One hour fire doors – 60 minutes

timber edging. Doors to be supplied with a minimum of 4 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 60 minutes stability, 30 minutes integrity and 30 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 86 deg C (140 deg C + ambient is permitted) and a maximum reading of only 102 deg C.

Allandel’s Class A door performed exceptionally well in all these areas at the testing facilities.

Within the parameters set out in SANS 1253:2016, we are able to supply Class A doors in sizes up to and including 2 213mm (w) x 2 420mm (h) (leaf sizes).

Frame Specification:


  • Material:

    Profiled 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