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Hatch
  • 47mm thick door-leaves formed from 1mm electrogalvanised (zinc-coated) steel skins with proprietary core material (insulated) and reinforced with internal C-profiles stiffeners.
  • Frames are formed from 1.5~2mm thick electrogalvanised (zinc-coated) steel, complete with mortar boxes and preparations for hinge, closer and strike.
  • Fire rating of up to 4 hours BS 476 Part 22