EXTRA door is the most elegant of OMI Italia doors. Its compact structure combines with the preciousness of its forms. No doubt it is the top in OMI Italia production.
The framework of the doors is made up of three 15/10 thick omega. The structure is insulated by means of special fre-proofng and sound absorbing materials. Two special adjustable steel drawn hinges are fxed between 5 steel grips which, settling in the appropriate places of the frame, assure the anti-rip and antilifting function. All this is covered wit a 15/10 thick steel plate.
The door is equipped with a special safety lock strengthened by two round double-bolt deviators 18 mm on the opening sideand by a supplementary bolt for service turnof the key. Special panelling, opening compass limiting, 180° magic eye, knock gaskets,wooden frame, doorknobs, brass handles and accessories, antidraughts mobile threshold, and detailed installation instructions complete the mass-produced kit.