| Air Flow Company: Manufacturer of louvers, dampers, architectural grilles, architectural and mechanical equipment enclosures and sun shading for a variety of custom designs. USA |
| Air-Therm Inc.: Design, manufacture, and install industrial gravity ventilation equipment and inlet louvres for process type buildings. Product and technical data. Quebec |
| Airolite Company: Manufacturer of louvers, grilles, screens and sun control products. USA |
| Architectural Louvers Co.: Manufacturer of wall louvers specializing in architectural shaped, decorative, and storm resistant products. Also offers decorative grilles, equipment screens, and vision barriers. Product catalog and application information. USA |
| ASCA, Inc.: Manufacturer of architectural louvered sunshades, screening devices, light shelves and natural daylighting systems. USA |
| Bayliss Autovents: Specialist vents which open and close automatically using energy from the warmth of the sun or the surrounding air. The vent opens wider with increased heat. UK |
| Colt International Limited: Manufacturers of louvre systems, smoke control, solar shading, air handling. UK |
| Industrial Louvers: Manufacturer of louvers, vents, equipment screens, decorative grilles, column covers, and beam wraps to fit design or construction requirement. USA |
| Juskor Enterprises: Supplier of louvers, vents, penthouses, and architectural grilles. Florida |
| Kingfisher: Offers ventilation and weather louvre systems, solar shading systems, and roof lights. UK |
| Kool-O-Matic Corporation: Manufacture ventilation products including systems for residential housing, commercial buildings, recreational vehicles, and horse trailers . Offers product specifications and drawings. USA |
| L & L Louvers: Manufacturer of wall and door louvers, grills, screens, and penthouses in steel, stainless steel and aluminum. USA |
| Levolux: Design and manufacture of manual, motorized and automated bespoke architectural solar shading and ventilation louvres. UK |
| Louvre Company: Architectural products includes information on louvres, roof glazing and aluminium fabrications. Ireland |
| Louvresol: Architectural solar shading and screening louvre products. Works with building design and architectural firms to enhance product design and capability. UK |
| Maurice Franklin Louver Co., Inc.: Offers a variety of aluminum and plastic louvers designed to ventilate and reduce moisture in both home and industrial environments. USA |
| Metalration Inc.: Cast iron vents and vent covers for ventilating the crawlspace of homes or commercial buildings. USA |
| Midget Louver: Aluminum louvers and vents for precision and laboratory instruments, renovation projects, computer and electronic equipment, air conditioning and refrigeration. USA |
| Osborne-Hume Grilles and Louvres Ltd: Suppliers of ventilation and sun louvres, grilles, and ready made inspection hatches. |
| Rytons: UK supplier of ducting, vents, ventilators, and related hardware for rooms, soffits, roofs, and cavities. Includes product catalog. |
| Smart Vent: Foundation flood vents use hydrostatic pressure to minimize damage during flooding. Flood vent certified by the ICC. USA |
| Sunvent Industries: Manufacturer of anodized aluminum brick vents for wall ventilation. Product catalog and contact information. USA |
| The Whitfield Group, Inc.: Specializes in custom designed hand-made wooden ventilation louvers for new or remodeled homes and apartment buildings. USA |
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