Air Distribution

• Dampers, Louvers, Accessories
• Fans
• Filtration
• Grilles, Registers, Diffusers

• Associations
• Wholesale and Distribution

• Air Distribution Institute  - Promotes the use of fabricated steel duct pipe and fittings for air distribution products.
• Air Distribution Products  - Manufacturing grilles, registers and diffusers for the HVAC industry.
• Air Distribution Systems  - A heating, ventilation and air conditioning contractor specializing in the fabrication and installation of commercial and industrial ductwork.
• Air Handling Systems  - Manufactures dust collection, fume collection, HVAC, industrial ventilation ductwork, spiral pipe, flex hose, fittings, and dust control blowpipe components for dust collectors.
• Air Specialties Express  - Providing a line of fire, smoke and ceiling radiation dampers.
• Air Systems, Inc.  - Specializing in fabrication of both PDC, polyvinyl coated ductwork, for underground applications and spiral duct with fittings.
• Air Trac  - Designs, engineers and builds industrial ventilation equipment.
• AJ Manufacturing  - Offers a complete line of custom and standard stainless steel air distribution products.
• C & W Air Distribution Products, Inc.  - Offers air distribution equipment for your plan and specs, as well as custom/design build projects.
• Carnes Company  - Source for hvac ventilation, air distibution, humidifiers, terminal units, or energy recovery.
• Central Supply & Metal Company  - Offering sidewall registers, ceiling diffusers, step down diffusers, linear diffusers, bar type grilles, egg crate grilles, perforated grilles, filter frames, access doors and dampers.
• Cody Company, Inc.  - Manufactures pre-fabricated duct and fittings for heating and air conditioning.
• Crown Products Company, Inc.  - Manufactures a line of residential air duct products and offer a full range of rectangular, round, and spiral duct products for commercial construction.
• Gray Metal Products, Inc.  - Manufacturers of pre-fabricated air duct and fittings.
• Heating & Cooling Products  - Manufactures and distributes include pipe, elbows, boots, rectangular duct, duct fittings, wall stack, oval, black stove pipe and fittings, spiral pipe, spiral PVC pipe and fittings for the HVAC professional.
• Midwest Air Products Co.  - Manufacturer and installer of corrosion resistant air pollution control equipment.
• Nailor Industries Inc.  - Providing complete air control and distribution solutions, grilles, registers, diffusers, vav terminal units, fire dampers, smoke dampers, control dampers, radiation dampers, louvers.
• Omni Duct Systems  - Specializing in large commercial HVAC round, rectangular and oval duct jobs.
• PennBarry  - Provider of high quality ventilation products for commercial and industrial applications.
• Price Industries  - Products include linear bar grilles, ceiling diffusers and registers and grilles for varying supply and return applications.
• Raymon Donco Air Distribution Equipment  - Manufactures air distribution equipment for the heating, ventilating and air conditioning industry.
• Schefer Ventilation Equipment  - Manufactures ventilation equipment for the commercial, agricultural, industrial and horticultural markets.
• Sofasco  - Offers AC and DC axial fans, blowers, centrifugal and crossflow (tangential) fans for electronic cooling.
• Standex Air Distribution Products  - Manufacturer of galvanized pipe, duct and fittings.
• US Aire  - Offers residential/light commercial grilles, registers, diffusers, life safety and air control products.
• Young & Bertke Air Systems Inc.  - Custom designed industrial air control systems, custom sheet metal and plate fabrication.