TECHNICAL INFORMATION
AIR
PERMEABILITY
Class 4 |
|
WATER
TIGHTNESS
Class 9A |
|
WIND
RESISTANCE
Class C5/B5 |
|
dB
48 |
HIGHEST QUALITY ASSURANCE
|
|
|
Thermal insulation
|
|
|
Uf ≥ 1,3 W/m²K
|
Ug ≤ 0,5 W/m²K
|
Uw ≥ 0,9 W/m²K
|
|
|
|
Basic depth
75 mm
|
Width of vent frame
85 mm
|
Maximum sound insulation
48 dB
|
Air permeability
Class 4
|
Watertightness
9A
|
Wind load resistance
Class C5/B5
|
|
|
|
Burglar resistance
RC3 (WK3)
|
|
|
FRAME COLOURS
|