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ConceptSystem 77 Hidden Vent

Technical information

Performance

Insulation

Thermal insulation (Best) - Uf
2.1 W/m²K
Thermal insulation - Uw
1.4 W/m²K
Uw Dependencies
Frame-vent: Ug 1.0W/m²K, psi: 0.032W/mK @1.23x1.48m (104mm sight line), 36mm glass

Comfort

Air tightness
Class 4 (600Pa)
Water tightness
Class E750 (750Pa)
Wind load resistance
Class C4 (1600Pa)
Acoustics - Rw(C;Ctr)
46(-1;-4) dB
Durability
Class 3 (20000 cycles)

Safety & Security

Burglar resistance
RC2
Operating Forces Class
Class 1
* Performances and properties depend on size, profile combinations, hardware and infill choices. Please contact your Reynaers Aluminium representative.

Properties

Max. dimensions & weight

Min. height of vent
550 mm
Max. height of vent
2400 mm
Min. width of vent
550 mm
Max. width of vent
1400 mm
Max. weight of vent
120 kg

Sightlines

Min. frame width (inward opening)
76 mm
Min. vent width (inward opening)
0 mm
Min. frame-vent width (inward opening)
76 mm
Min. vent-vent width (inward opening)
118 mm
Min. width transom profile
101 mm
Depth frame
68 mm
Depth Vent
72.5 mm
Depth frame-vent
77 mm

Glazing

Rebate height
18.5 mm
Glazing method
Dry glazing - Siliconized glazing - Internal glazing - External glazing - Glazing bead
Min. glass thickness - frame/element
4 mm
Max. glass thickness - frame/element
48 mm
Min. glass thickness - vent
21 mm
Max. glass thickness - vent
48 mm