About The Conservatory & Window Factory We offer a complete suite of Casement, Tilt & Turn and Vertical Sliding Sash Windows. A complete range of Residential Doors, including Composite Front Doors, Sliding, Bifold, Stable and French Doors. All can be supplied in a range of colours and finishes, as well as offering Secondary Glazing, Lantern Roofs and of course our extensive range of bespoke Conservatories, Porches and Garden Rooms. Come and visit our exclusive showroom The Conservatory & Window Factory Ltd has twenty-eight years experience and knowledge in the design, manufacture and installation of PVCu, Hardwood and Aluminium products to Architects, and leading principals in the Construction, Development, Local Government, Housing Association and Civil Engineering sectors.