Aventair Ltd.
- Supply of decentralized ventilation systems with built-in heat exchangers. Replace soiled air with filtrated fresh outside air.
- http://www.aventair.co.uk

Duct Monkey
- Offers ductwork and duct parts, including accessories and made to order custom duct fittings and ducting design services.
- http://www.ductmonkey.net

Imbert Corporation
- Provide HVAC solutions with engineered products designed to meet or exceed the requirements of any application. Product range covers industrial and commercial applications.
- http://www.imbertcorp.com

Brock Air Products
- Distributor of spiral pipe, air devices and accessories for the commercial HVAC industry.
- http://www.hvac.bz

Nu-Tech Systems Ltd
- Supplier of clean air systems, commercial and industrial fans, dust collectors, welding fume exhaust systems, vehicle exhaust extraction, gas detection systems, industrial hoses and ducting, vibration isolation systems. Canada
- http://www.nu-techsystems.com

Indiana Fan and Fabrication
- Suppliers of air handling equipment and sheet metal products. Specialize in laser cutting and custom metal fabrication and replacement parts.
- http://indiana-fan.net

Pavesi & Associates
- Markets fabric air distribution duct and air cleaning, air handling, energy conservation, fume & smoke removal, heating, make-up air and ventilation equipment on a national and international basis.
- http://www.pavesihvac.com

F.C. Clifford Strategies
- Distributor of cabinet fans, V.A.V. boxes, registers, grilles, diffusers, plenum slot diffusers, snap lock pipe and fittings, flexible duct, and access doors.
- http://www.fcclifford.com

Engineered Mechanical Systems, Inc.
- Represents and stock lines of HVAC systems, fume hoods, make-up air devices, terminal air devices, electric resistance devices, ductwork, industrial exhaust and ventilation equipment.
- http://www.emsystemsinc.com

Ronco Industrial Supply Company Inc.
- Suppliers of industrial fans. Includes an online ordering facility.
- http://www.goronco.com/

Bel-Aire Electronic Air Cleaners
- Distributor of electronic air cleaners and parts for honeywell, white-rodgers and electro-air.
- http://www.electronicaircleaners.com/

Underwood Air Systems
- Serving the HVAC needs of the Southeast since 1938. Stock fans, blowers, and air distribution equipment for immediate shipment or special customization.
- http://www.underwoodair.com/

HVACommerce
- Air distribution products titus diffusers, penn fans, sheet metal and duct accessories.
- http://www.hvacommerce.com/index2.html

Northern Industrial Supply Co.
- Heavy duty industrial and OEM pressure blowers, high-temperatures fans, ventilators, axial fans, centrifugal blowers.
- http://www.nisco.net/

Fan Air Company
- Heavy duty industrial centrifugal, radial, fiberglass, axial, supply, exhaust fans for chemical process, high temperature and custom applications.
- http://www.fanair.com/