MB-78 EI
depth
78 mm
innovation:
fire resistance
high
quality
microventilation
durability
modern
design
acoustic
insulation
thermal
insulation
A l u m i n i u m
f i r e r e s i s t a n t c o n s t r u c t i o n s
Possible variants of fire resistant
fixed windows and doors:
• EI 30
• EI 60
• EI 90
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B E R T R A N D
| P r o d u c t c a t a l o g u e
