Bachmann Industries India Limited

A total commitment to achieving customer satisfaction by understanding his requirements and supplying equipments and services of world class quality.

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WahlcoMetroflex, Inc. (, designs, manufactures and services a broad range of high performance isolation and flow control dampers, expansion joints and releated duct systems. The OEM lines of equipment originally manufactured under the Bachmann, Tuboflex USA, Pentney Engineering, Metroflex & And co lables belong to WahlcoMetroflex. It operates out of its headquarters located at Lewiston, Maine, USA. In 2010, WMX merged with Senior Flexonics Pathway, Division of Senior Operations LLC.

With an established trace record of over 50 years. The Wahlco Metroflex families of products are in service around the world in Power Plants, Refineries, Chemical Plants, Pulp & Paper Mills, Steel Mills, Incinerators and Combustion and Hot Gas Systems of many kinds.



Downer EDI Limited (Downer EDI) (,  is an Australian listed company, which provides comprehensive engineering and infrastructure management services to the public and private power, rail, road, telecommunications, mining and mineral processing sectors in Australia, New Zealand, Asia and the Pacific.



NAP Acoustics ( was established in Singapore in 1988, and its principal activities are in acoustics, noise control and vibration engineering. Its manufacturing facilities located in Singapore, Hong Kong and Shenzhen, China cater to clients in 15 countries from U.A.E. to Japan. The company has its own R&D establishment with accredited acoustic testing facilities and in-house experts who are focused on developing the next-generation of acoustic products. It has a proven track record for the complete range of noise control products of NAP SILENTFLO, all of which are tested at NATA registered independent laboratories:

  • Modular Acoustic Enclosures
  • Transportation Noise Barriers
  • Gas Turbine Intake and Exhaust Silencers
  • Diesel Engine Exhaust Silencers
  • Steam Vent Silencers
  • Air-conditioning silencers
  • Acoustic Doors and Louvers


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