6 ready-mountable building materials in the form of doors, windows, roof windows, convertible balcony windows, dormers, roof terraces, window frames and sections; roofing materials, namely, flashing for buildings, claddings, flashings and frames for windows and skylights; ventilation and smoke valves; builder's hardware and opening, closing, fastening, and locking devices and fittings for windows and doors, namely, fittings, dust and insect filters, hinges, locking handles, crank operators, push bars, locks; covering materials for windows, namely, screens, casings and profiles; venetian blinds; shutters, roller shutters; parts and fittings for all of the aforesaid goods