PH.30.12-1L.BS (Conversion)

  1. One layer of 9mm thick PROMATECT®-H board at each side of the conversion wall
    1. 100mm x 9mm thick PROMATECT®-H filler strips fixed to the horizontal galvanised steel sheeting rail, depth of the strips according to the rail
    2. 100mm x 9mm thick PROMATECT®-H cover strips fixed at horizontal board joints
  2. Mineral wool infill to cavity between board, except -/30/30 not required
  3. Approximately 26mm x 80mm x 0.56mm thick vertical galvanised steel top hat sections, secured at 610mm centres to every rail using two steel fixings per rail (width of face to which boards are fixed should be minimum 50mm)
  4. Horizontal galvanised steel sheeting rails at maximum 1800mm centres
  5. First layer of 100mm x 9mm thick PROMATECT®-H cover strip fixed to the rail at the location of vertical top hat section
  6. 50mm x 25mm x 0.56mm thick galvanised steel perimeter angle or similar
  7. 25mm long No.8 self-tapping screws at nominal 300mm centres
  8. Fire resistant structural steel column claddings