Fire protection window frame extension elements for fire protection windows EI 30



  • Fire protection requirements EI30
  • Moisture-resistant
  • Thermal insulation values up to 0,4 W/m²K
  • Airborne sound insulation values up to 33 dB
  • All types of real wood veneers available
  • Circumferential wooden edge band
  • Good mounting options
  • Retain their shape and dimensions
  • Problem-free surface finishing





The following services are included in the square metre price:

  • Preassembled, custom-made according to the desired length, width and profile thickness
  • Four-sided counter profile work, tailored to your frame or threshold profile
  • Circumferential solid edge band
  • Delivered picked to order
  • No waste, machine, labour and storage costs


The following additional services can also be commissioned:

  • Additional wood inserts freely selectable



Product description:


Surfaces Untreated, real wood veneer
Cover panels Cement-bonded chipboard, Classification A2-s1, d0
Insulation Rock wool, 30 kg/m³
Edge band Oak
Thickness 58 to 99 mm
Sizes 545 x 95 to 3088 x 1244 mm


The Frinorm fire protection window frame extension elements are applicable with fire protection requirements up to EI 30. They are available with cement-bonded chipboard, untreated, or cement-bonded chipboard with real wood veneer. Rock wool, 30 kg/m³, is used for thermal insulation. The window frame extension elements are fabricated with a circumferential oak edge band. Special edge bands can be inset according to your requirements.