Fusion-welded sash for added strength

Metal reinforcement at meeting rail

Fully extruded lift rail

Sloped sill for improved performance

Color-coordinated cam lock and keeper

Protective bulb seal st the sill

Narrowline sash system

Double-barrier weatherstripping at all sash points

Exterior glazing system

Insulated glass unit with optimal air space for year-round performance

Interlock at sash meeting rails

Stainless steel constant force balance