Exhibit 21



|                                                                 |  |                           
|---------------------------------------------------------------- |  | --------------------------
|Name                                                             |  | Incorporation             
|A-S (Beijing) Enamel Steel Sanitaryware Co., Ltd.                |  | China, Peoples Republic of
|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) Pottery Co., Ltd.                                  |  | China, Peoples Republic of
|A-S Air Conditioning Products Limited                            |  | Cayman Islands            
|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 Energy, Inc.                                                 |  | Texas                     
|A-S Thai Holdings Ltd.                                           |  | Delaware                  
|Air Conditioning Service (Midlands) Limited                      |  | United Kingdom            
|Airco Limited                                                    |  | Thailand                  
|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 Consulting (Shanghai) Co., Ltd.                |  |                           
|American Standard Credit Inc.                                    |  | Delaware                  
|American Standard Europe BVBA                                    |  | Belgium                   
|American Standard Europe Holdings Inc.                           |  | Delaware                  
|American Standard Europe L.P.                                    |  | Bermuda                   
|American Standard Financial Services BVBA                        |  | Belgium                   
|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 Company Limited |  | Thailand                  
|American Standard Trane Brands, Inc.                             |  | Delaware                  
|American Standard Trane Holding Company YK                       |  | Japan                     
|American Standard Trane Japan, Ltd.                              |  | Japan                     



---

|                                                                      |  |                       
|--------------------------------------------------------------------- |  | ----------------------
|Name                                                                  |  | Incorporation         
|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        
|AS Deutschland GmbH                                                   |  | Germany               
|AS Foreign Trading Limited                                            |  | Bermuda               
|AS Vidalia, LLC                                                       |  | Georgia               
|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 Holdings 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                 
|FACServices, LLC.                                                     |  | Texas                 
|Filairco Technical Services Co., Inc.                                 |  | Philippines           
|Filairco, Inc.                                                        |  | Philippines           
|FWJ Inc.                                                              |  | Delaware              



---

|                                                            |  |                           
|----------------------------------------------------------- |  | --------------------------
|Name                                                        |  | Incorporation             
|Hang Zhou A-S Air Conditioning Technical Services Co., Ltd. |  | China, Peoples Republic of
|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) Executuve Pension Trustees Ltd.         |  | United Kingdom            
|Ideal Standard (UK) Limited                                 |  | United Kingdom            
|Ideal Standard Beteiligungs-GmbH                            |  | Germany                   
|Ideal Standard Bulgaria AD                                  |  | Bulgaria                  
|Ideal Standard Equipamentos Sanitarios LDA.                 |  | Portugal                  
|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 Group, S. de R. L. de C.V.                   |  | Mexico                    
|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 s.r.o.                                       |  | Czech Republic            
|Ideal Standard Scandinavia A/S                              |  | Denmark                   
|Ideal Standard Verwaltungs GmbH                             |  | Germany                   
|Ideal Standard Wabco Trane Indústria e Comércio 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                    
|Industria Centroamericana de Sanitarios, Sociedad Anonima   |  | Guatemala                 
|Industria Ceramica Centroamericana, S.A.                    |  | Nicaragua                 
|Industria Ceramica Costarricense S.A.                       |  | 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                 



---

|                                                     |  |                           
|---------------------------------------------------- |  | --------------------------
|Name                                                 |  | Incorporation             
|Itargila Mineracao Ltda.                             |  | Brazil                    
|Ives Trane NY, Inc.                                  |  | Delaware                  
|Jado Bathroom And Hardware Manufacturing Corporation |  | Delaware                  
|Jado Iberia-Produtos Metalurgicos, S. A.             |  | Portugal                  
|Jado Italia S.r.l.                                   |  | Italy                     
|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 North America, Inc.                           |  | Illinois                  
|Pinko Palino Inc.                                    |  | Delaware                  
|Prime Air Limited                                    |  | Thailand                  
|PT American Standard Indonesia                       |  | Indonesia                 
|PT Trane Indonesia                                   |  | Indonesia                 
|Rand Trane Dallas Inc.                               |  | Delaware                  
|Sanitaire Benchekroun - Slaoui S.A.                  |  | Morocco                   
|Sanitarios Dominicanos, S. A. (SADOSA)               |  | Dominican Republic        
|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                    
|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                 
|Tast Limited                                         |  | Thailand                  
|Tecniceramica de Costa Rica, S.A.                    |  | Costa Rica                
|TedDoc Information System GmbH                       |  | Germany                   
|Teling Air Conditioning Systems (Jiangsu) Co., Ltd.  |  | China, Peoples Republic of
|The Trane Company (Delaware)                         |  | Delaware                  



---

|                                                |  |                   
|----------------------------------------------- |  | ------------------
|Name                                            |  | Incorporation     
|The Trane Company (Nevada)                      |  | Nevada            
|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 (Thailand) Ltd.                           |  | Thailand          
|Trane (UK) Ltd.                                 |  | United Kingdom    
|Trane Airconditioning BV                        |  | The Netherlands   
|Trane Airconditioning Pte. Ltd.                 |  | Singapore         
|Trane Aire Acondicionado, S. L.                 |  | Spain             
|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 Dominicana, C. por A.                     |  | Dominican Republic
|Trane Euronet G.I.E.                            |  | France            
|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 Korea, Inc.                               |  | Korea             
|Trane Kuwait Airconditioning Co WLL             |  | Kuwait            
|Trane Malaysia Sales & Services SDN. BHD.       |  | Malaysia          
|Trane Polska Sp. Z.O.O.                         |  | Poland            
|Trane Puerto Rico Inc.                          |  | Delaware          
|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 Sistemas Integrales, S. de R. L. de C. V. |  | Mexico            
|Trane Sweden AB                                 |  | Sweden            



---

|                                                                                        |  |                           
|--------------------------------------------------------------------------------------- |  | --------------------------
|Name                                                                                    |  | Incorporation             
|Trane Taiwan Distribution Ltd.                                                          |  | China, Peoples Republic of
|Trane Technologies LLC                                                                  |  | Russia                    
|Trane Tunisie S.a.r.l.                                                                  |  | Tunisia                   
|Trane Vietnam Services Company Limited                                                  |  | Vietnam                   
|Troc Air Conditioning, Ltd.                                                             |  | China, Peoples Republic of
|TSI Anstalt Ltd.                                                                        |  | Liechtenstein             
|TYS Limited                                                                             |  | Hong Kong                 
|Ultrawide Engineering Limited                                                           |  | Hong Kong                 
|United Partner General Contracting Co WLL                                               |  | Kuwait                    
|Venborgh Holding B. V.                                                                  |  | The Netherlands           
|WABCO (China) Co., Ltd.                                                                 |  | China, Peoples Republic of
|WABCO (Schweiz) GmbH / WABCO (Suisse) Sarl (French)/ WABCO (Switzerland) Ltd. Liab. Co. |  | Switzerland               
|WABCO (Shanghai) Management Co., Ltd.                                                   |  | China, Peoples Republic of
|WABCO Air Compressor Holdings Inc.                                                      |  | Delaware                  
|WABCO Asia Private Ltd.                                                                 |  | Singapore                 
|WABCO Australia Pty. Ltd.                                                               |  | Australia                 
|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                                                                      |  | Belgium                   
|WABCO brzdy k vozidlum spol.s.r.o.                                                      |  | Czech Republic            
|WABCO Canada LP                                                                         |  | Canada                    
|WABCO Compressor Manufacturing Co.                                                      |  | Delaware                  
|WABCO Development GmbH, Hannover                                                        |  | Germany                   
|WABCO Espana S. L.                                                                      |  | Spain                     
|WABCO Fahrzeugsysteme GmbH, Hannover                                                    |  | Germany                   
|WABCO France Logistics S.A.S.                                                           |  | France                    
|WABCO France SNC                                                                        |  | France                    
|WABCO GmbH (Bonn)                                                                       |  | Germany                   
|WABCO GmbH (Hannover)                                                                   |  | Germany                   
|WABCO GP Inc.                                                                           |  | Canada                    
|WABCO Holding Co.                                                                       |  | Canada                    
|WABCO Inc.                                                                              |  | Pennsylvania              
|WABCO Japan Inc.                                                                        |  | Japan                     
|WABCO Korea Inc.                                                                        |  | Delaware                  
|WABCO Korea Ltd.                                                                        |  | Korea                     
|WABCO Logistics (Qingdao) Co., Ltd.                                                     |  | China, Peoples Republic of



---

|                                                      |  |                
|----------------------------------------------------- |  | ---------------
|Name                                                  |  | Incorporation  
|WABCO Logistik GmbH                                   |  | Germany        
|WABCO North America Inc.                              |  | Delaware       
|WABCO Polska Spólka z ograniczona odpowiedzialnoscia  |  | Poland         
|WABCO Radbremsen GmbH                                 |  | Germany        
|WABCO Sandown B. V.                                   |  | The Netherlands
|WABCO Standard Export Ltd.                            |  | Delaware       
|WABCO Standard French Holdings SAS                    |  | 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         
|Westinghouse Air Brake International Corporation      |  | Pennsylvania   
|World Standard Ltd.                                   |  | Delaware       
|World Standard Trade Limited                          |  | Cayman Islands