| Description | | Client | | Year | | | | | | | | High pressure butterfly dampers 4, 6, 8, 24 and 28", | | PTT Polyethylene, Rayong, Thailand, | | 2009 | | | | | | | | Vane inlet dampers NW630 for cement plant, | | TPI Polene, Saraburi, Thailand, | | 2009 | | | | | | | | Back draught damper integrated in diffuser case D720xd630, (repeat order), | | Witt&Sohn, Pinneberg, Germany, | | 2009 | | | | | | | | Overhaul of motorized fire dampers, Bangkok metro, | | Teo Hong Silom, Bangkok, Thailand, | | 2009 | | | | | | | | Fan isolation/ back draught dampers D1400, Malmö city ring tunnel, | | Witt&Sohn, Pinneberg, Germany, | | 2009 | | | | | | | | Butterfly and back draught dampers, Qingshan shipyard, Wuhan, China, | | Hua Hai Engineering, Hong Kong, | | 2008 | | | | | | | | Fan isolation/ back draught dampers D1257, D567, D319, | | Witt&Sohn, Pinneberg, Germany, | | 2008 | | | | | | | | Multi blade isolation dampers, Honda wind tunnel, Tokyo, Japan, | | Gowa Industrieschall-
schutz, Germany, | | 2008 | | | | | | | | Multi blade throttle dampers 1400x1700, (Drosselklappen), Shell, Doha, Qatar, | | Witt&Sohn, Pinneberg, Germany, | | 2008 | | | | | | | | Fan isolation/ back draught dampers D900, Malmö city ring tunnel, | | Witt&Sohn, Pinneberg, Germany, | | 2008 | | | | | | | | Motorized fire dampers, volume control and sliding plate dampers, tunnel ventilation system, Airport Rail Link Bangkok, Suvarnabhumi underground station, | | Siemens Transportation, Bangkok, Thailand, | | 2007-2008 | | | | | | | | Back draught damper integrated in diffuser case D720xd630, Voith Siemens Hydro Power Generation, | | Witt&Sohn, Pinneberg, Germany, | | 2008 | | | | | | | | Overhaul of multi blade fire dampers, (engineering and supply), Farchant tunnel, Germany, | | Howden Service, Hengelo, Netherlands, | | 2007 | | | | | | | | Fan isolation/ back draught dampers, several orders, | | Witt&Sohn, Pinneberg, Germany, | | 2007 | | | | | | | | Multi blade isolation dampers, BMW wind tunnel, Munich, Germany, | | Gowa Industrieschall-
schutz, Germany, | | 2006 | | | | | | | | Maintenance service and supply of spares for approximately 180 multi blade motorized fire dampers, Bangkok metro, North line, | | Teo Hong Silom, Bangkok, Thailand, | | 2004-2009 | | | | | | | | Maintenance service and supply of spares for approximately 180 multi blade motorized fire dampers, Bangkok metro, South line, | | Wire&Wireless, Bangkok, Thailand, | | 2004-2009 | | | | | | | | Overhaul of hot flue gas dampers in co-generation power plant in ceramic factory, | | SCGI, Saraburi, Thailand, | | 2006 | | | | | | | | Butterfly fan isolation dampers, D1200, Schottenberg tunnel, Meiβen, Germany, | | Witt&Sohn, Pinneberg, Germany, | | 2006 | | | | | | | | Installation of multi blade fire dampers and 7m diameter dual blade cross passage dampers, | | Balfour Beatty Rail Projects, UK, | | 2005 | | | | | | | | Multi blade fan isolation dampers, 2800x2800, Pragsattel tunnel, Stuttgart, Germany, | | Witt&Sohn, Pinneberg, Germany, | | 2004-2005 | | | | | | | | Multi blade fire dampers for marine application, Yacht AY33-21, | | Alloy Yachts, Auckland, New Zeeland, | | 2005 | | | | | | | | Butterfly fan isolation dampers, D1400, Jungfrau Bahn (rail) tunnel, Switzerland, | | Witt&Sohn, Pinneberg, Germany, | | 2004 | | | | | | | | Butterfly fan isolation dampers, D2200, multi blade tunnel exhaust dampers, Rheinufer tunnel, Düsseldorf, Germany, | | Witt&Sohn, Pinneberg, Germany, | | 2004 | | | | | | | | Multi blade fire dampers for marine application, Yacht AY32 Ad lib, | | Alloy Yachts, Auckland, New Zeeland, | | 2004 | | | | | | | | Butterfly by-pass stack dampers and zero leakage damper sets for co-generation power plant in ceramic factory, | | TGCI, Saraburi, Thailand, | | 2004 | | | | | | | | Multi blade air inlet dampers, jet engine test center, Berlin, Germany, | | Gowa Industrieschall
-schutz, Germany, | | 2004 | | | | | | | | Spare parts for multi blade fire/ smoke dampers, Bangkok metro, | | ION joint venture, Bangkok, Thailand, | | 2004 |
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