ConceptFolding 77
Technical informationPerformance
Energy
- Thermal insulation - Uw Double
- 0.35 Btu/hr.ft².°F
- Thermal insulation - Uw Triple
- 0.27 Btu/hr.ft².°F
- Thermal insulation - Uw
- 1.3 W/m²K
Comfort
- Air tightness
- 0.1 cfm/ft³
- Water tightness
- 8 psf
- Air tightness
- Class 4 (600Pa)
- Water tightness
- Class 9A (600Pa)
- Wind load resistance
- Class C3 (1200Pa)
- PG rating
- 55
- Acoustics - Rw(C;Ctr)
- 45(-1;-5) dB
- Opening & closing resistance
- Class 3
Safety
- Burglar resistance
- PAS 24 - RC2
Properties
Max. dimensions & weight
- Min. height of vent
- 600 mm
- Max. height of vent
- 3000 mm
- Min. width of vent
- 400 mm
- Max. width of vent
- 1200 mm
- Max. weight of vent
- 120 kg
Sightlines
- Min. width meeting section
- 122 mm
- Min. width T-profile
- 48 mm
- Min. height treshold
- 5 mm
- Depth frame
- 77 mm
- Depth Vent
- 77 mm
- Depth frame-vent
- 77 mm
Glazing
- Rebate height
- 25 mm
- Glazing method
- Dry glazing - Siliconized glazing - Internal glazing - Glazing bead
- Min. glass thickness - vent
- 6 mm
- Max. glass thickness - vent
- 63 mm