Characteristics
with 39.5 mm fire resistant IGU: RA1 - 41 dB, RA2 - 38 dB, RW - 45 dB
ITB-KOT-2017/0351 - "PROCURAL PE78EI internal fire resistant and/or smoke control doors, fire resistant windows and internal and external fire resistant partitions kit made of aluminium profiles with thermal breaks"
Fire resistant systems PROCURAL PE78EI