Austral Monsoon "H12" 76mm Steel Roller Shutter

Maximum Size - 5000 mm wide x 5000 mm high


Robust access door for building perimeter security or storage applications. Specific applications include warehouses, factories, distribution and transport facilities, security applications, stadiums, garages, plant rooms, remote buildings, hospitals, Council facilities and sports grounds.


  1. Curtain - Constructed using 76 x 0.6 mm / 76 x 0.8 mm or 76 x 1.0mm interlocking slats in galvanised steel roll formed in house. Slat thickness depending on Opening Width and Security requirements. The slats are retained in position using nylon end clips fitted with nylon rivets. For more information refer to technical information detail below.
  2. Bottom Rail - Rigid extruded aluminium section, with PVC seal. An optional steel angle bottom rail can also be provided. For more information, refer to technical information detail below.
  3. Side Guides (Track) - Side Guides are fabricated from galvanised steel channel roll formed in house and complete with splayed tops. Side Guides size is 75 x 28 x 2.0mm or 100 x 28 x 2.0mm. Guide Type depending on Opening Width. Where required or specified the Side Guides are securely fixed to fixing angles or posts of size and thickness to suit the shutter and application. For more information, refer to technical information detail below.
  4. Roller Drum - Fabricated from mild steel or galvanised tube with the outside diameter and thickness appropriate to the size and application of the steel roller shutter.
  5. Bracket Plates - Fabricated from 8mm or 10mm mild steel in sizes to suit the height and width of the opening and engineered tube size.
  6. Operation - Either chain operated or electrically operated. Shutters requiring electrical operation can be activated through a variety of control devices, to suit application or your preference.
  7. Door Locking - Shootbolts are fitted internally to accept padlocks for chain operated roller shutters only. Locking not recommended for electrically operated steel roller shutters.
  8. Finishes - Galvanised steel items are left in raw form. Powder Coating in standard available colours is an optional extra and is applied using our in-house powder coat line.
  9. Vision / Ventilation - As an optional extra, slats can be provided with perforations or slots, to provide ventilation or vision through the Curtain. For more information, refer to technical information detail below.
  10. Hoods / Fascias - Are available as an optional extras, to suit the application. Hoods are manufactured in house at Austral Monsoon, from 0.5 mm galvanised steel sheet. Fascias are fabricated using 75 x 28 x 2.0 mm galvanised steel channels for the perimeter frame, and interlocking galvanised steel roll formed slats as an infill panel.
  11. Weight-

    9.694 kg/m2 (0.6mm thick slat)

    11.877 kg/m2 (0.8mm thick slat)

    14.994 kg/m2 (1.0mm thick slat)

Technical Information


To discuss your requirements the H12, or any of our architectural steel roller shutters, please select your state on the contact us page, and call or email your nearest Austral Monsoon team.