Doors in steel/chromium steel: Strong form against fire and smoke

Steel doors from Bühlmann are robust and resilient. Steel and chromium steel as fire-resistant materials ensure that neither fire nor noise and smoke find their way through public and commercial entrances and corridors. The steel doors from Metallbau Bühlmann are custom productions and are often required as fire protection doors with certificate verification.

BUEH Stahl Chromstahltueren 01

Proven manufacturer of steel doors with VKF certification

Strong hands manufacture and assemble fireproof doors in steel or chromium steel. At Metallbau Bühlmann, we work with the proven profile system from Forster. It is a system that leaves nothing to be desired regarding fire protection and doors.

Frame and sash material
  • Fire protection doors of steel or chromium steel, insulated and non-insulated
  • Fire protection sliding doors of steel or chromium steel, insulated and non-insulated

  • Powder coated according to Qualicoat
  • Chromium steel, ground, grain 220-240

Clear dimensions
  • Single leaf, maximum 1400 x 3000 mm
  • Single-leaf sliding doors, maximum 1380 x 2500 mm
  • Double-leaf, maximum 2130 x 3000 mm
  • Double-leaf sliding doors, maximum 2600 x 2500 mm

Fire protection
  • EI30, EI60, EI90

Smoke protection
  • EI30

Sound insulation
  • Up to 42 dB with glass

Metallbau Bühlmann AG, Kreuzmatt 11, 6242 Wauwil
T 041 984 20 40, F 041 984 20 41,,