Water tightness is achieved via the use of weather-strip brushes and gaskets, installed on both the sash and rail.
Available in embossed and oval profile design.
Class 3 (EN 12207:2000)
Class 4A (EN 12208:2000) inside frame
Class 1A (EN 12208:2000 outside frame
Resistance to Wind Load
Class E3 (EN 12210:2000)
Sound reduction index
Rw = 24dB (ELOT 307.3) – 24mm Double Glass [(4+4)+9+6)]