Burglar-resistant ventilation grilles WK2 - WK4

Anti-burglary and security ventilation grilles WK2 (RC2) - WK4 (RC4) from Berlin. Burglary protection for banks, IT rooms, museums, prisons and jewelry stores.

Burglar-resistant ventilation grille W421, WK2

Burglar-resistant ventilation grille W421, WK2. Aesthetic and functional high quality ventilation grille Burglar resistant according to class RC2, certificate surface 0,44 < o <1.225 m², according to prEN 1627 to 1630 (May 2009). Optical free cross-section 70%, physical free cross-section 43%. Blade spacing 50 mm. Easy installation by wall anchors, 100% corrosion resistant, complete structure made of aluminum profiles, all connecting material made of aluminum and stainless steel. For use in schools, stores and apartment buildings.

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Einbruchhemmendes Lüftungsgitter W431, WK2

Burglar-resistant aluminum ventilation grille W431, WK2, protection class RC2, increased security for unattended night cooling on the ground floor, optical free cross-section 70%, physical free cross-section 43%, louver spacing 50 mm, easy installation by means of wall anchors, 100% corrosion resistant, complete structure made of aluminum profiles, all connecting material made of aluminum and stainless steel

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Burglar-resistant ventilation grille W423, WK4

Anti-burglary ventilation grille with high protection class WK4 (RC4) according to prEN 1627 to 1630 (May 2009), made of aluminum profiles AlMgSi 0,5 (according to EN 12020-2). Every second lamella has a bichromated steel strut of diameter 20 mm which must be walled in when installing the ventilation grille. Optical free cross-section 70%, physical free cross-section 22%. Typical applications are in banks, IT rooms, museums and jewelry stores.

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Round safety wall grille

The round ventilation grille type GP360 is suitable for the supply of warm and cold air in prison cells. The round grille is fixed by means of a counter flange. The ventilation grille cannot be dismantled from the inside of the cell.

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Square safety grid

GP440T rectangular sturdy safety grille is suitable for supply and exhaust air in cells and closed facilities. This grille is attached to the back of the cell wall. The powder coated steel grille is rounded to ensure the safety of the resident and staff.

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Downloads burglar resistant ventilation grilles

The following PDF files are available for download for the burglar-resistant ventilation grilles shown here:

Burglar resistant ventilation grilles

  • W421WK2 [125 KB]  Burglar-resistant aluminum ventilation grille, protection class WK2, for schools and apartment buildings
  • W431WK2 [133 KB]  Burglar-resistant aluminum ventilation grille, protection class WK2, for unattended night cooling
  • W423WK4 [111 KB]  Anti-burglary ventilation grille with high protection class WK4 (RC4), every second slat has a bichromated steel strut with diameter 20 mm
  • GP360 [379 KB]  Round security ventilation grille for supply and exhaust air in prison cells and security rooms

Delivery note for burglar resistant ventilation grilles

rotec Berlin manufactures burglar-resistant ventilation grilles class WK2, and WK4 in special sizes from Renson louvers 421, 431 and 423. rotec delivers burglar-resistant grilles to the greater Munich, Stuttgart, Cologne, Leipzig, Hamburg, Frankfurt, Dortmund, Saarbrücken, Essen and Düsseldorf areas on working days. rotec delivers burglar-resistant ventilation grilles to Switzerland, Austria, Luxembourg and Poland twice a week.

Upon request, we offer worldwide measurement and installation service.

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rotec ventilation grille team Berlin