ConceptSystem 77 Smoke & Heat Evacuation

Performance

Energy

Thermal insulation - Uf

1.8 W/m²K

Thermal insulation - Uw

1.3 W/m²K

Uw Dependencies

Frame-vent HI: Ug 1.0W/m²K, warm edge spacer,@1.23x1.48m (102mm sight line), 36mm glass

Comfort

Air tightness

Class 4 (600Pa)

Water tightness

Class E900 (900Pa)

Wind load resistance

Class C5 (2000Pa)

Acoustics - Rw(C;Ctr)

42(-2;-4) dB

Opening & closing resistance

Class 3

Safety

Burglar resistance

PAS 24 - RC2 - RC3

Properties

Sightlines

Min. frame width (inward opening)

2 1/2 inch

Min. vent width (inward opening)

1 13/16 inch

Min. frame-vent width (inward opening)

4 5/16 inch

Depth frame

2 11/16 inch

Depth Vent

3 1/16 inch

Depth frame-vent

3 1/16 inch

Glazing

Rebate height

1 inch

Glazing method

Dry glazing - Siliconized glazing - Internal glazing - Glazing bead

Min. glass thickness - vent

3/16 inch

Max. glass thickness - vent

2 1/2 inch