MB 78 EI

  • door system with thermal insulation
  • intended for internal or external fire partition walls with single or double-leaf doors with a fire resistance class of EI 15, EI 30, EI 45, EI 60 or EI 90 according to the PN-EN 13501-2+2:2010
  • Uf up to 1,60 W/m2K
  • compatible with other window and door systems – MB-45, MB-60 and MB-70
  • construction depth is 78 mm
  • very good acoustic insulation (up to 40 dB)
  • special profiled thermal separators of the width 34 mm
  • fire resistance components (GKF, CI) implemented into inside chambers and insulation spaces between profiles, steel accessories and connectors
  • application of all types of fire-resistant glass panels of appropriate class (infill thickness from 6 to 49.5 mm)
  • smoke-proof structures in several production versions also available
  • various types of arches and arch structures or slanted walls