Twin Systems VL 450 Aluminium folding window

Profiles for the construction of Folding windows with 3 and more hanging sashes with both glazing beads and mortise glass.‎ Folding shutters with fixed and pivoting mechanisms of 25 mm and 35 mm are also possible.‎ The system includes both high and flush thresholds.‎ Extruded profiles alloy: ENAW 6060 ( EN 573 - 3) Delivery condition: T5 (EN 752 - 2) Size and thickness tolerances: EN 755 - 9 Type of sealing: double rebate gasket Glass insertion: mortise or with snap-in glazing bead or clips Glass: double-glazed mm.‎ 20 Fixed frame: mm 53 Movable frame: mm 45 Internal and external perimeter reveal: mm 6 Accessory housing: customised Corner joint: with button, pin or chamfer brackets