7 ½” aluminium frame screw assembled at each corner and sealed for maximum weather tightness ;

Anodized sill and a 5° sloped weeping system to drain water efficiently ;

Internal polyvinyl chloride thermal break between interior and exterior jamb rolling tracks, and at header and sill;

Double weatherstripping at jambs to prevent air infiltration ;

Available dimensions: 5’0’’ – 6’0’’- 8’0’’ – 9’0’’ – 12’0’’ ;

Sash corners are mortise-jointed to eliminate air and water infiltration ;

R-775- 2 sections of 4mm clear tempered glass ;

R-775+ 1 section of 4mm clear tempered glass and 1 section of 17 mm cleared sealed units (11/16”) featuring the “Thermaledge” warmedge spacer ;

Interlock meeting stile system to ensure a tight seal between sashes and prevent forced entry ;

Adjustable ball-bearing tandem nylon rollers on operating panel to provide smooth and silent operation ;

Standard aluminium colour: White “Duracron” finish ;

Central lock system for single sashes (white only) ;

White powder coated zinc handle, surface-mounted lock ;

Sturdy extruded aluminium frame assembled at a 90° overlapped angle and secured by screws at all four corner for superior rigidity;

Fiber glass screen cloth resistant to tears and perforations;

Adjustable nylon rollers at four corners for a smooth opening and easy maintenance;

Resistant polymer trouble free handle;

Fly stopper;