PH.21.12-1L.BS

  1. One layer of PROMATECT®-H board at each side of the partition
  2. Mineral wool infill to cavity between boards
  3. 63mm x 50mm or 70mm x 38mm timber studs at 610mm centres (allow appropriate expansion at top horizontal track, horizontal nogging at all board joints)
  4. 50mm long wire nails at nominal 200mm centres or 45mm long selftapping screws at nominal 300mm centres for -/30/30, -/60/60 or -/90/90 fire resistance
    63mm long wire nails at nominal 200mm centres or 55mm long self-tapping screws at nominal 300mm centres for -/120/120 fire resistance
  5. Caulk all perimeter gaps with PROMASEAL®-A Acrylic Sealant to achieve the required fire resistance and/or acoustic performance