T300C T300C T300C Specification Acoustic insulation from 38 dB to 42 dB Thermal transmittancefrom 1,4 W/m2k to 1,2 W/m2k Wind resistancefrom 3C a 5C Waterproof resistancefrom n.p.d. to 3A Air permeabilityfrom 2 to 4 Close Download section Armored doors data sheet - Class 3 (.pdf, 334 kB) Close T3 OmegaOmega® Lock T30XTDouble European Cylinder lock T30CSEuropean Cylinder lock and Yale Service Cylinder