Intumescent Fire Seal
Door Gap must be no greater than 3mm and less than 2mm. Intumescent Fire seals must be inserted to the frame. A combined smoke and fire seal is best recommended commonly known as a Brushed Seal.
Glass Intumescent Fire Seal
Glazing panels, intumescent Fire resistant seals are also used as part of a glazed system which secures the seals, Fire rated glass to be installed also available from suitable glazers.