Locks with fire resistance approval according to EN 1634 and UNI 9723, and certified in various Member States of the European area, standard accessories and technical characteristics as from our production. Frame with perimeter structure made of galvanized steel with inner thermal insulation made with shaped profile in the Z-T-L versions, 3 hinges with 3 wings adjustable in height and width on axial ball bearings, standard self-closure with door closers having 2-4 force, also additional self-closure with central hinge with built-in spring, standard frame with ties for wall on 3 sides. Wing with support structure of the glass in galvanized steel on the perimeter, interposed with thermal insulation, made with shaped profile in the Z-T-L versions, single locking point mortice lock with Yale type cylinder with 3 keys, accident prevention handles (handle/handle) on matt black resin plaque, hot fumes self-expanding seal on the perimeter. Frame and wing painted with epoxy polyester powders in light ivory similar to RAL 9010, installation in internal environments that are not exposed to the sun and/or rain, special applications for external fitting, push opening seen from the inside. Thickness of wing and frame, REI /EI2 60 thickness 55 mm, REI 120 thickness 80 mm. Options: frame with brick-in ties, to be screwed on the bricked-in counterframe encased in the wall, bolt-in, handles and/or panic bar, door closers, electrohandle for access control, sidelights and/or overhead lights, clear glass for exteriors exposed to the sun, reflective glasses for exteriors exposed to the sun, coloured glass, sandblasted glass not clear, soundproofing, RAL paint to be chosen from.