Designed primarily for internal use and suitable for fire resistance purposes. These doors have been tested at Warrington Fire Research Centre to BS:476 Part 22 and BS.EN1634-1 for periods up to and including 4 hours integrity fire resistance

specification

• Constructed from zinc coated steel skins to form a strong rigid 45mm thick door leaf. Two horizontal channels within the leaf close off the top and bottom edges and an additional deep horizontal channel is installed to take surface mounted closers.
• The bottom edge features a 2.5mm thick steel reinforcing channel welded to both skins. This channel houses ADAPTABASE, a unique
  bottom rail that allows for adjustments up to 16mm to accommodate changes in floor finish and meet mandatory smoke control requirements.Complies with BS 476: Part 31.1.
• A range of locks, latches, lever handles, panic equipment, closers, etc, can be fitted to the door to suit fire rated applications. NOTE: Choice of hardware can greatly affect fire performance.
• The void between the two skins is infilled with a bonded honeycomb core.
• The hinging edge is reinforced by 3.4mm thick hinge mounting plates welded within the leaf
• The lock mechanisms are installed within inner enclosures to facilitate removal for future
  maintenance or replacement.
• Frames are pressed from 16g zinc coated steel to form a double rebate profile.

finish

• One coat factory applied primer OR
• Low-baked acrylic-melamine paint to any standard B.S.4800 or RAL colour

options

• 1.1/2 pairs / double leaf doorsets
• Over / side panels
• Threshold
• Square / rectangular / circular window
• A tubular silicone seal can be supplied bonded to the frame rebate. In conjunction with the threshold they ensure accurate sealing of the door/frame gap for smoke protection in the initial stages of a fire.
• Louvres