Exhibit 21



|                                                                      |  |                           
|--------------------------------------------------------------------- |  | --------------------------
|Entity Name                                                           |  | Jurisdiction              
|A-S (Beijing) Enamel Steel Sanitaryware Co., Ltd.                     |  | China, Peoples Republic of
|Air Conditioning Service (Midlands) Limited                           |  | United Kingdom            
|Airco Limited                                                         |  | Thailand                  
|Alimenterics B. V.                                                    |  | The Netherlands           
|Alimenterics Inc.                                                     |  | Delaware                  
|Alimenterics International Inc.                                       |  | Delaware                  
|Alliance Compressors Inc.                                             |  | Delaware                  
|Alliance Compressors LLC                                              |  | Delaware                  
|Amair Limited                                                         |  | Thailand                  
|American Standard (U.K.) Co.                                          |  | United Kingdom            
|American Standard Bermuda Ltd.                                        |  | Bermuda                   
|American Standard Companies Inc.                                      |  | Delaware                  
|American Standard Credit Inc.                                         |  | Delaware                  
|American Standard Europe BVBA                                         |  | Belgium                   
|American Standard Europe Holdings Inc.                                |  | Delaware                  
|American Standard Europe L.P.                                         |  | Bermuda                   
|American Standard Foreign Trading Limited                             |  | Bermuda                   
|American Standard Inc.                                                |  | Delaware                  
|American Standard International Inc.                                  |  | Delaware                  
|American Standard International L.L.C.                                |  | Delaware                  
|American Standard Italia Investments BV                               |  | The Netherlands           
|American Standard Korea, Inc.                                         |  | Korea                     
|American Standard Leasing Inc.                                        |  | Delaware                  
|American Standard Philippine Holdings, Inc.                           |  | Philippines               
|American Standard Philippines II L.L.C.                               |  | Delaware                  
|American Standard Philippines L.L.C.                                  |  | Delaware                  
|American Standard Philippines Limited, Co.                            |  | Philippines               
|American Standard Sanitaryware (Thailand) Public Co., Ltd.            |  | Thailand                  
|American Standard Trane Brands, Inc.                                  |  | Delaware                  
|American Standard Trane Japan, Ltd.                                   |  | Japan                     
|American Standard Trane LLC                                           |  | Delaware                  
|American Standard Vietnam Inc. (Cong Ty Lien Doanh Su Ve Sinh My Phu) |  | Vietnam                   
|American Standard Warranty Company                                    |  | South Carolina            
|American Standards Inc.                                               |  | Delaware                  
|Amstan Air Inc.                                                       |  | Delaware                  
|Amstan Corporation                                                    |  | Delaware                  
|Amstan Hotels AD                                                      |  | Bulgaria                  
|Amstan Logistica, S. A. de C. V.                                      |  | Mexico                    
|Amstan Logistics Inc.                                                 |  | Delaware                  
|Armitage Shanks (Ireland) Limited                                     |  | Ireland                   
|Armitage Shanks International Limited                                 |  | United Kingdom            
|Armitage Shanks Limited                                               |  | United Kingdom            
|Armitage Venesta Washroom Systems Limited                             |  | United Kingdom            
|A-S (China) Co., Limited                                              |  | China, Peoples Republic of
|A-S (Guangzhou) Enamel Ware Company Limited                           |  | China, Peoples Republic of
|A-S (Jiangmen) Fittings Co. Ltd.                                      |  | China, Peoples Republic of
|A-S (Shanghai) Pottery Co., Ltd.                                      |  | China, Peoples Republic of
|A-S (Tianjin) Consulting Co., Ltd.                                    |  | China, Peoples Republic of
|A-S (Tianjin) Pottery Co., Ltd.                                       |  | China, Peoples Republic of
|A-S Air Conditioning Products Limited                                 |  | Cayman Islands            



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|                                                            |  |                           
|----------------------------------------------------------- |  | --------------------------
|A-S Air Conditioning System (Tianjin) Co. Ltd.              |  | China, Peoples Republic of
|A-S Air-Conditioning System (Shanghai) Co., Ltd.            |  | China, Peoples Republic of
|A-S China Plumbing Products Limited                         |  | Cayman Islands            
|A-S China Plumbing Products Servco Limited                  |  | Hong Kong                 
|AS Deutschland GmbH                                         |  | Germany                   
|A-S Energy, Inc.                                            |  | Texas                     
|AS Foreign Trading Limited                                  |  | Bermuda                   
|AS Rheinland Ventures Gmbh                                  |  | Germany                   
|A-S Thai Holdings Ltd.                                      |  | Delaware                  
|AS Vidalia, LLC                                             |  | Delaware                  
|ASE Finance Ltd.                                            |  | Bermuda                   
|ASE Finance SPRL                                            |  | Belgium                   
|ASE Holdings BV                                             |  | The Netherlands           
|ASI China Holdings Limited                                  |  | Cayman Islands            
|ASI Receivables Funding LLC                                 |  | Delaware                  
|BMM, Inc.                                                   |  | Delaware                  
|CAPP Holdings Limited                                       |  | Cayman Islands            
|Capsule Trane Connecticut Inc.                              |  | Delaware                  
|Cardwell Trane Greenville Inc.                              |  | Delaware                  
|Central Hope (China) Limited                                |  | Hong Kong                 
|Ceramic Export Trading Company Inc.                         |  | British Virgin Islands    
|Ceramic Sanitaryware Pte. Ltd.                              |  | Singapore                 
|Clayton Dewandre Company Limited                            |  | United Kingdom            
|Clayton Dewandre Holdings Limited                           |  | United Kingdom            
|Cooling Equipment Services Limited                          |  | United Kingdom            
|DFM Trane Oklahoma Corp.                                    |  | Delaware                  
|DiaSorin International B. V.                                |  | The Netherlands           
|DiaSorin International Inc.                                 |  | Delaware                  
|Dradnats Inc.                                               |  | Delaware                  
|EBB Holdings Limited                                        |  | Barbados                  
|Edwards Logistics (Bulgaria) Eood                           |  | Bulgaria                  
|Edwards Logistics Limited                                   |  | United Kingdom            
|Egyptian American Industrial Plastics Company S.A.E.        |  | Egypt                     
|Egyptian American Sanitary Wares Co. S.A.E.                 |  | Egypt                     
|Environmental Technologies Australia Pty Ltd.               |  | Australia                 
|FACServices, Inc.                                           |  | Texas                     
|Filairco Technical Services Co., Inc.                       |  | Philippines               
|Filairco, Inc.                                              |  | Philippines               
|FWJ Inc.                                                    |  | Delaware                  
|Hang Zhou A-S Air Conditioning Technical Services Co., Ltd. |  | China, Peoples Republic of
|Hepren Limited                                              |  | United Kingdom            
|Hermann Trane Harrisburg Inc.                               |  | Delaware                  
|Houston Trane, Inc.                                         |  | Texas                     
|Hua Mei Sanitary Ware Company Ltd.                          |  | China, Peoples Republic of
|Ideal Standard (Ireland) Limited                            |  | Ireland                   
|Ideal Standard (Thailand) Ltd.                              |  | Thailand                  
|Ideal Standard (UK) Limited                                 |  | United Kingdom            
|Ideal Standard Beteiligungs-GmbH                            |  | Germany                   
|Ideal Standard Bulgaria AD                                  |  | Bulgaria                  
|Ideal Standard Equipamentos Sanitarios LDA.                 |  | Portugal                  



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|                                                                                 |  |                   
|-------------------------------------------------------------------------------- |  | ------------------
|Ideal Standard Europe B.V.                                                       |  | The Netherlands   
|Ideal Standard France S.A.                                                       |  | France            
|Ideal Standard GmbH                                                              |  | Germany           
|Ideal Standard GmbH & Co. OHG                                                |  | Germany           
|Ideal Standard Holding Italia S.r.l.                                             |  | Italy             
|Ideal Standard IBV Ltd.                                                          |  | Delaware          
|Ideal Standard Industrial S.L.U.                                                 |  | Spain             
|Ideal Standard Industriale S.r.l.                                                |  | Italy             
|Ideal Standard Industries France SAS                                             |  | France            
|Ideal Standard Italia S.r.l.                                                     |  | Italy             
|Ideal Standard Manufacturing (UK) Limited                                        |  | United Kingdom    
|Ideal Standard Nederland B. V.                                                   |  | The Netherlands   
|Ideal Standard Polska Sp. Z.o.o.                                                 |  | Poland            
|Ideal Standard Porcher (UK) Limited                                              |  | United Kingdom    
|Ideal Standard S. L. U.                                                          |  | Spain             
|Ideal Standard S.A.I.                                                            |  | Greece            
|Ideal Standard Scandinavia A/S                                                   |  | Denmark           
|Ideal Standard s.r.o.                                                            |  | Czech Republic    
|Ideal Standard Verwaltungs GmbH                                                  |  | Germany           
|Ideal Standard Wabco Trane Industria e Comercio Ltda.                            |  | Brazil            
|Ideal Standard, S.A. de C.V.                                                     |  | Mexico            
|Ideal Standard-Vidima AD                                                         |  | Bulgaria          
|Ideal-Standard Limited                                                           |  | United Kingdom    
|Ideal-Standard Trane Inc.                                                        |  | Canada            
|Ideal-Standard Trustees Limited                                                  |  | United Kingdom    
|Industria Centroamericana de Sanitarios, Sociedad Anonima (Incesa - Guatemala) |  | Guatemala         
|Industria Ceramica Centroamericana, S.A. (Incesa-Nicaragua)                    |  | Nicaragua         
|Industria Ceramica Costarricense S.A. (INCESA- Costa Rica)                     |  | Costa Rica        
|Industria Ceramica Del Centro, S. A. de C. V.                                    |  | Mexico            
|Industrial Chill Servicing Private Ltd.                                          |  | Mauritius         
|Industrial Y Minera Nortena S. A.                                                |  | Mexico            
|Intercentroamericana, S.A. (Old Panama)                                        |  | Panama            
|Internacional de Inversiones Diversas S. A. (New Panama)                       |  | Panama            
|Inversiones Intercentroamericanas S.A.                                           |  | Costa Rica        
|Investcorp Private Limited                                                       |  | Mauritius         
|Islamic Acrylic Company For Acrylic Products S. A. E.                            |  | Egypt             
|Itargila Mineracao Ltda.                                                         |  | Brazil            
|Ives Trane NY, Inc.                                                              |  | Delaware          
|Jado Bathroom And Hardware Manufacturing Corporation                             |  | Delaware          
|Jado GmbH                                                                        |  | Germany           
|Jado Iberia-Produtos Metalurgicos, S. A.                                         |  | Portugal          
|Jado Italia S.r.l.                                                               |  | Italy             
|John Steventon & Sons Limited                                                |  | United Kingdom    
|JTA China Import Limited                                                         |  | Hong Kong         
|Materias Primas Dominicanas, S. A. (MAPRIDOSA)                                   |  | Dominican Republic
|Meritor Wabco Vehicle Control Systems                                            |  | Delaware          
|Minera Industrial Regiomontana, S.A.                                             |  | Mexico            
|MJM Hong Kong Ltd.                                                               |  | Delaware          
|Mongrue Trane Massachusetts, Inc.                                                |  | Delaware          
|Pareo S.A.S.                                                                     |  | France            
|PARTSLIFE Recycling System GmbH                                                  |  | Germany           
|Perfect Pitch, L.P.                                                              |  | Delaware          
|Perrot Brakes (U.K.) Limited                                                     |  | United Kingdom    



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|                                                    |  |                           
|--------------------------------------------------- |  | --------------------------
|Perrot North America, Inc.                          |  | Illinois                  
|Pinko Palino Inc.                                   |  | Delaware                  
|Prime Air Limited                                   |  | Thailand                  
|PT American Standard Indonesia                      |  | Indonesia                 
|PT Trane Indonesia                                  |  | Indonesia                 
|Qualitas Bathrooms Limited                          |  | United Kingdom            
|Rand Trane Dallas Inc.                              |  | Delaware                  
|Ronald Marley Associates Limited                    |  | United Kingdom            
|Sanistan B.V.                                       |  | The Netherlands           
|Sanitaire Benchekroun - Slaoui S.A.                 |  | Morocco                   
|Sanitarios Dominicanos, S. A. (SADOSA)              |  | Dominican Republic        
|Sanitary Wares Manufacturing Corporation            |  | Philippines               
|SAU Corp.                                           |  | Delaware                  
|Servicefirst Aircon Private Ltd.                    |  | India                     
|Sevlievogas - 2000 AD                               |  | Bulgaria                  
|Shangdong Weiming Automotive Products Ltd.          |  | China, Peoples Republic of
|]Societe Trane SAS                                  |  | France                    
|Sophista Limited                                    |  | Hong Kong                 
|Sottini Bathrooms Ltd.                              |  | United Kingdom            
|Standard Centennial Property, LLC                   |  | Delaware                  
|Standard Compressors Inc.                           |  | Delaware                  
|Standard Industrial Mineral Products Corp.          |  | Philippines               
|Standard Resources And Development Corporation      |  | Philippines               
|Standard Trane Insurance Company                    |  | Vermont                   
|Standard Trane Insurance Ireland Limited            |  | Ireland                   
|Standex S.A.                                        |  | Greece                    
|Sundaram-Clayton Limited                            |  | India                     
|T.I. Solutions (Israel) Ltd.                        |  | Israel                    
|Tac Distribution Pte. Ltd.                          |  | Singapore                 
|Tantofex (Engineers) Limited                        |  | United Kingdom            
|Tantofex Limited                                    |  | United Kingdom            
|Tast Limited                                        |  | Thailand                  
|TDU Pty Limited                                     |  | Australia                 
|Tecniceramica de Costa Rica, S.A.                   |  | Costa Rica                
|Teling Air Conditioner Company Limited              |  | China, Peoples Republic of
|Teling Air Conditioning Systems (Jiangsu) Co., Ltd. |  | China, Peoples Republic of
|The Trane Company (Delaware)                        |  | Delaware                  
|The Trane Company (Nevada)                          |  | Nevada                    
|Thorthol Holdings B. V.                             |  | The Netherlands           
|TJ Technical Services Limited                       |  | Hong Kong                 
|TM Air Conditioning Sdn. Bhd.                       |  | Malaysia                  
|Trane (Colchester) Ltd.                             |  | United Kingdom            
|Trane (Ireland) Limited                             |  | Ireland                   
|Trane (Malaysia) SND. BHD.                          |  | Malaysia                  
|Trane (Schweiz) GmbH / Trane (Suisse) S.a.r.l.      |  | Switzerland               
|Trane (Scotland) Limited                            |  | Scotland                  
|Trane (Thailand) Ltd.                               |  | Thailand                  
|Trane (UK) Ltd.                                     |  | United Kingdom            
|Trane Airconditioning BV                            |  | The Netherlands           
|Trane Airconditioning Pte. Ltd.                     |  | Singapore                 
|Trane Aire Acondicionado, S. L.                     |  | Spain                     



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|                                                                          |  |                           
|------------------------------------------------------------------------- |  | --------------------------
|Trane Algérie SARL                                                        |  | Algeria                   
|Trane Asia Pacific Limited                                                |  | Hong Kong                 
|Trane Bahamas Ltd.                                                        |  | Bahamas                   
|Trane Central America, Inc.                                               |  | Delaware                  
|Trane Central Plant 1, LLC                                                |  | Delaware                  
|Trane Comfort Solutions Inc.                                              |  | Delaware                  
|Trane CR Spol sro.                                                        |  | Czech Republic            
|Trane de Argentina S.A.                                                   |  | Argentina                 
|Trane de Chile S.A.                                                       |  | Chile                     
|Trane de Colombia S. A.                                                   |  | Colombia                  
|Trane Deutschland GmbH                                                    |  | Germany                   
|Trane Export LLC                                                          |  | Delaware                  
|Trane General Corporation                                                 |  | Delaware                  
|Trane GmbH                                                                |  | Austria                   
|Trane Hellas S.A.                                                         |  | Greece                    
|Trane Hungary KFT                                                         |  | Hungary                   
|Trane India Ltd.                                                          |  | Delaware                  
|Trane Italia S.r.L                                                        |  | Italy                     
|Trane Klima Ticaret AS                                                    |  | Turkey                    
|Trane Klimatechisches Buero Nuernberg GmbH                                |  | Germany                   
|Trane Korea, Inc.                                                         |  | Korea                     
|Trane Kuwait Airconditioning Co WLL                                       |  | Kuwait                    
|Trane Limited                                                             |  | United Kingdom            
|Trane Malaysia Sales & Services SDN. BHD.                             |  | Malaysia                  
|Trane Polska Sp. Z.O.O.                                                   |  | Poland                    
|Trane Pty Ltd.                                                            |  | Australia                 
|Trane Puerto Rico Inc.                                                    |  | Delaware                  
|Trane Reinetsu Service Co., Ltd (Trane Reinetsu Service Kabushiki Kaisha) |  | Japan                     
|Trane Romania S.R.L.                                                      |  | Romania                   
|Trane S.A.E.                                                              |  | Egypt                     
|Trane Service Company L.L.C.                                              |  | Egypt                     
|Trane Servicefirst, C.A.                                                  |  | Venezuela                 
|Trane Services Acquisition I Inc.                                         |  | Delaware                  
|Trane Sweden AB                                                           |  | Sweden                    
|Trane Taiwan Distribution Ltd.                                            |  | China, Peoples Republic of
|Trane Technologies LLC                                                    |  | Russia                    
|Trane Tunisie S.a.r.l.                                                    |  | Tunisia                   
|Trevi Showers Ltd.                                                        |  | United Kingdom            
|Troc Air Conditioning, Ltd.                                               |  | China, Peoples Republic of
|TSI Anstalt                                                               |  | Liechtenstein             
|TYS Limited                                                               |  | Hong Kong                 
|Ultrawide Engineering Limited                                             |  | Hong Kong                 
|United Partner General Contracting Co WLL                                 |  | Kuwait                    
|Venborgh Holding B. V.                                                    |  | The Netherlands           



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|                                                                                         |  |                           
|---------------------------------------------------------------------------------------- |  | --------------------------
|WABCO (China) Co., Ltd.                                                                  |  | China, Peoples Republic of
|Wabco (Schweiz) GmbH / Wabco (Suisse) S.a.r.l.                                           |  | Switzerland               
|Wabco (U.K.) Limited                                                                     |  | United Kingdom            
|Wabco Air Compressor Holdings Inc.                                                       |  | Delaware                  
|Wabco Austria GesmbH                                                                     |  | Austria                   
|Wabco Automotive AB                                                                      |  | Sweden                    
|Wabco Automotive B.V.                                                                    |  | The Netherlands           
|Wabco Automotive Control Systems Inc.                                                    |  | Delaware                  
|Wabco Automotive Holdings Inc.                                                           |  | Delaware                  
|Wabco Automotive Italia S.r.L.                                                           |  | Italy                     
|WABCO Automotive Pension Trustees Limited                                                |  | United Kingdom            
|Wabco Automotive Products Inc.                                                           |  | Ontario                   
|Wabco Automotive Products Limited                                                        |  | Cayman Islands            
|Wabco Automotive South Africa                                                            |  | South Africa              
|WABCO Automotive U.K. Limited                                                            |  | United Kingdom            
|Wabco B. V.                                                                              |  | The Netherlands           
|Wabco Belgium BVBA / SPRL                                                                |  | Belgium                   
|WABCO brzdy k vozidlum spol.s.r.o.                                                       |  | Czech Republic            
|WABCO Canada LP                                                                          |  | Canada                    
|Wabco Compressor Manufacturing Co.                                                       |  | Delaware                  
|WABCO Development GmbH, Hanover                                                          |  | Germany                   
|Wabco Espana S. L.                                                                       |  | Spain                     
|Wabco Fahrzeugsysteme GmbH, Hannover                                                     |  | Germany                   
|Wabco France Logistics S.A.S.                                                            |  | France                    
|Wabco France SNC                                                                         |  | France                    
|Wabco GmbH                                                                               |  | Germany                   
|Wabco GmbH & Co. OHG                                                                 |  | Germany                   
|WABCO GP Inc.                                                                            |  | Canada                    
|WABCO Holding Co.                                                                        |  | Canada                    
|Wabco Japan Inc.                                                                         |  | Japan                     
|Wabco Korea Inc.                                                                         |  | Delaware                  
|Wabco Korea Ltd.                                                                         |  | Korea                     
|WABCO Logistics (Qingdao) Co., Ltd.                                                      |  | China, Peoples Republic of
|WABCO Logistik GmbH                                                                      |  | Germany                   
|Wabco North America Inc.                                                                 |  | Delaware                  
|Wabco Polska Spolka Z Ograniczona Odpowiedzialnoscia                                     |  | Poland                    
|Wabco Radbremsen GmbH                                                                    |  | Germany                   
|Wabco Sandown B. V. (Netherlands)                                                        |  | The Netherlands           
|WABCO Shanghai Co., Ltd.                                                                 |  | China, Peoples Republic of
|Wabco Standard Export Ltd.                                                               |  | Delaware                  
|Wabco Standard French Holdings Sarl                                                      |  | France                    
|Wabco Standard GmbH                                                                      |  | Germany                   
|Wabco Standard Trane B.V.                                                                |  | The Netherlands           
|WABCO Standard Trane C.I.S. Limited Liability Company                                    |  | Russia                    
|Wabco Standard Trane Co.                                                                 |  | Nova Scotia               
|Wabco Standard Trane Credit Inc.                                                         |  | Delaware                  
|WABCO Standard Trane S.A.                                                                |  | Switzerland               
|Wabco Standard Trane Sarl                                                                |  | France                    
|WABCO Systeme GmbH                                                                       |  | Germany                   
|Wabco Wednesbury Ltd.                                                                    |  | United Kingdom            
|Wabco Westinghouse S.A.S (France)                                                        |  | France                    
|Wabco, Inc. (PA)                                                                         |  | Pennsylvania              
|Westinghouse Air Brake International Corporation                                         |  | Pennsylvania              
|World Standard Ltd.                                                                      |  | Delaware                  
|World Standard Trade Limited                                                             |  | Cayman Islands            
|Xiamen Jardine Mechanical And Electrical Joint Design Office Technical Services Division |  | China, Peoples Republic of