mcr PS - fireproof intumescent collar

European Technical Approval ETA-17/0676

Certificate of Constancy of Performance: 1488-CPR-0624/W

Declaration of Performance: 840006-84044

Fire resistance class up to EI 120.


mcr PS fire-proof collars comprise an external cover made of steel sheet, and elastic inserts made of thermo-plastic elements containing dispersed graphite, with an addition of fillers and technological oils. The intumescent inserts fill in the opening from a burnt-out installation under temperatures above 140°C.


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  • the lowest collar available on the market - only 30 mm height
  • flexibility
  • long, integrated installation holders with two holes
  • adjustable collar clasp
  • ease of installation

Technical data are available in the folder.

  • Production halls and warehouses
  • Logistics centers
  • Public buildings
  • Commercial buildings
  • Residential buildings

Barrier thicknesses (minimum):

  • 120 mm – concrete walls
  • 125 mm – drywalls
  • 150 mm – full brick and cellular concrete walls
  • 150 mm – reinforced concrete and cellular concrete ceilings