Hardware

Operator

Multi-latchpoint fully-concealed locking hardware controlled by single lever handle control. Horizontal and vertical perimeter locking points ensure weather-tight performance and security. In the turn mode, an adjustable friction stay holds window in any open position from 0° to 90°. In the tilt mode, the sash projects in at head approximately 10° to provide controlled ventilation without compromising security. Egress: Available as quick-release pin at sash connection.

Lever Handle

Operating hardware accepts any lever handle with 43mm attachment spacing and 7mm sq. spindle. A wide variety of styles and finishes are available from various manufacturers.

Optional Hardware

Custodial locks, sash restrictors, removable operating handle.

Insect Screens

1" x 1/4" tubular extruded frames in anodized bronze, mill finish aluminum or custom color painted aluminum. Mesh of 18 x 16 screen cloth held with vinyl spline, available in charcoal finished aluminum, mill finish aluminum, stainless steel or bright brass. Maximum width of screen mesh is 72". Wood-framed screens are available.

Glazing

All glazing is per project specifications. Duratherm can accommodate most configurations and make-ups from 1/8" single glazed to a maximum of 1 3/4" security glass.
Clear glass opening: Unit height minus 7 3/4", unit width minus 6 3/4".

Weather-Stripping

Double continuous extruded silicone flap gasket set in rebate around the perimeter of the sash. Engaging the multilatchpoint espagnolettes compresses the weather-strip to ensure a tight seal.

Sizing

The minimums and maximums shown are intended as guidelines. For applications that exceed these ranges, please contact the factory for assistance.

Width

Minimum: 18”
Maximum: 62"

Height

Minimum: 30”
Maximum: 96"

To ensure smooth and troublefree operation over time:
At maximum width of: 62", limit height to: 60"
At maximum height of: 96", limit width to: 36"
Maximum area for a single sash: 25 sq ft

Egress

Based on:
20" clear width
24" clear height
5.7 sq ft clear opening
Minimum unit width: 28"
Minimum unit height: 30"

To meet egress requirements:
At minimum unit width of: 28", height must be at least: 48"
At minimum unit height of: 30", width must be at least: 40"

Frame Depths

Standard: 6 1/4”
Minimum*: 4 3/4”
Maximum: 10”

(*Contact factory for frame depths less than 6¼")