| CertainTeed Corporation -- Offer a variety of windows including double hungs, geometric casements, garden windows and French rail sliding patio doors. |
| Columbia Glass & Window Company -- Manufacturer of aluminum and vinyl windows for both new construction and replacement applications. |
| Compact Integrate Pte Ltd -- Manufactures uPVC windows and doors, aluminium barriers, fencing systems. |
| Eurobuilt, Inc. -- Windows and doors made of extruded pvc. |
| Fiberglass Door Solutions -- Fiberglass door systems. |
| Gardinia Windows -- Residential PVC-U windows, doors and conservatories. Profile, illustrated product descriptions, news and location map. [Requires Flash] |
| John Fredericks Plastics Co. -- UK Based manufacturer of double glazed windows. Country wide coverage. |
| Mersey Replacement Windows -- Manufactures and installs uPVC windows and doors. Profile and location map. |
| North Star Manufacturing -- Extruder and fabricator of vinyl windows and doors. Based in St. Thomas, Ontario, Canada. |
| ORAN Windows -- Manufacturer of quality PVC (vinyl) windows. |
| Pease Industries -- The appearance and stainability of wood - the durability and affordabilty of fiberglass. |
| Phoenix Door Panels -- Door panels, toughened glass, silicon sealed, bespoke glazing designs, mahogany, woodgrain, light oak finishes. |
| Plastiques Industriels -- PVC extruder for doors and windows. A member of the Royal Technologies Group. |
| Progressive Windows Inc. -- Designs and manufactures vinyl windows and doors, specializing in tilt and slide designs. Photos and descriptions of product lines and dealer information are provided. Based in Fairview, Oklahoma. |
| Renewal by Anderson of Northern Ohio -- Specializing in replacement windows and doors. |
| Sundoor Manufacturing Pvt Ltd. -- Manufacturer of doors, door frames, and window shutters. Based in Vadodara, Gujarat, India. Technical specifications, photo gallery, and contact details. |
| Thai Fiberglass Doors Company -- Manufactures interior and exterior fiberglass doors. |
| Therma-Tru Doors -- Designs and produces energy efficient exterior doors made of advanced composite materials. Based in Maumee, Ohio. |
| Thermal Industries, Inc. -- Windows manufacturer offering vinyl windows including replacement, stained glass, bow, bay, casement, garden and double hung windows. |
| Unlimited, Inc. -- Vinyl windows (double-hung, single-hung, basement windows, replacement windows, casements, awnings, and bays and bows) |
| Vinylbilt Shutter Systems Inc. -- Manufacturer of custom vinyl interior designer shutters , new home and custom replacement windows in casement, double-hung, slider and architectural styles and sliding and inswing patio doors. |
