Profile: Mountain View Windows manufactures vantage windows and doors. We also produce bifold doors and windows, French doors, stacker sliding doors, awning, casement, sliding & magnum window. We also offer a full window replacement service. Our marine-grade aluminium wheel carriages are used for single glazed doors, with heavy duty double wheel carriages for doors carrying heavier insulating glass. Our custom vantage flydoors are designed to complement the overall appearance of the door unit.