Skip to main content

MasterLine 8 Hidden Vent

Technical information

Performance

Energy

Thermal insulation - Uw Double
0.21 Btu/hr.ft².°F
Thermal insulation - Uw Triple
0.14 Btu/hr.ft².°F
Uw Dependencies
Frame-vent HI+: Ug 0.6W/m²K, warm edge spacer,@1.23x1.48m (93mm sight line), 36mm glass

Comfort

Air tightness
0.01 cfm/ft³
Water tightness
20 psf
Air tightness
Class 4 (600Pa)
Water tightness
Class E1200 (1200Pa)
Wind load resistance
Class C4 (1600Pa)
AMAA rating
Class AW
PG rating
70
Acoustics STC
50 dB
Acoustics OITC
44 dB
Opening & closing resistance
Class 3

Safety

Burglar resistance
RC2
Impact resistance
I4
Operating Forces Class
Class 1
* Note: Performances and properties may be different depending on the profile combinations

Properties

Max. dimensions & weight

Min. height of vent
23 5/8 inch
Max. height of vent
110 1/4 inch
Min. width of vent
19 11/16 inch
Max. width of vent
55 1/8 inch
Max. weight of vent
330 lbs
Max. weight of glass
2645 lbs

Sightlines

Min. frame width (inward opening)
3 1/8 inch
Min. vent width (inward opening)
inch
Min. frame-vent width (inward opening)
3 1/8 inch
Min. vent-vent width (inward opening)
5 inch
Min. width T-profile
4 3/16 inch
Depth frame
3 1/16 inch
Depth Vent
3 1/16 inch
Depth frame-vent
3 7/16 inch

Glazing

Rebate height
5/8 inch
Glazing method
Dry glazing - Siliconized glazing - Internal glazing - External glazing - Glazing bead - Structural Glued Glazing
Min. glass thickness - frame/element
1 1/4 inch
Max. glass thickness - frame/element
2 7/16 inch
Min. glass thickness - vent
1 3/16 inch
Max. glass thickness - vent
2 9/16 inch