ITB Technical Approval AT-15-8173/2010 + Appendices 1,2,3
Certificate of Conformity ITB-1990/W
Declaration of Conformity DZ/4/2015 dated 5.10.2016
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.