MB-45 Smoke-tight door system

Smoke tightness

class Sa, S200

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The MB-45D system is used to make partitions with single and double leaf smoke-tight doors in class Sa , S200 PN-EN 13501-2:2016.

Its design is based on the basic system of internal partition walls based on the MB-45 system. The performance of the smoke-tight function of the door mainly depends on the proper solution of the perimeter seals of wings and fitting glazing and other fillings in them as well as the solution of the threshold seals.

Technical parameters:

"- Door frame depth 45 mm

  • Glazing range 2 - 25 mm
  • Door leaf depth 45 mm
  • Maximum size of door leaf H up to 2400 mm (2200 mm), L up to 1250 mm (1400 mm)
  • Max weight of door leaf 120 kg"