The concealed frame system, available in the N14 200 and N14 300 variants, has a sash depth of 70mm and 80mm, respectively. Manufactured with thermally improved three-chamber profiles, it uses 24mm and 34mm polyamide bars reinforced with fibreglass. With a 66.5mm wide sash, this system features the concealed frame, which allows maintaining the same view in both fixed and moveable sections. 

As indicated by its name, the N15 000 facade VEP system is the external glazing system trapped. This system consists of fixed and/or opening frame profiles, mechanically fixed to the facade structure by means of specific accessories and screws.

EPDM perimeter seals.