EXHIBIT 12

TRANE INC.

COMPUTATION OF THE RATIO OF EARNINGS TO FIXED CHARGES

(Dollars in Millions)



|                                                                              |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|----------------------------------------------------------------------------- |  | ----------------------- | ----- | - | ---- | - | ----- | ---- |  | - | ----- | - |  | ---- | ----- | - |  | - | ----- | -
|                                                                              |  | Year Ended December 31, |      
|                                                                              |  | 2003                    |       |   | 2004 |   |       | 2005 |  |   | 2006  |   |  | 2007 |      
|Income (loss) from continuing operations before income taxes                  |  | $                       | 275.9 |   |      | $ | (14.2 | )    |  | $ | 414.8 |   |  | $    | 543.6 |   |  | $ | 602.4 |  
|Equity in net (income) loss of associated companies net of dividends received |  |                         | (6.0  | ) |      |   | (7.1  | )    |  |   | (10.4 | ) |  |      | (9.1  | ) |  |   | (10.1 | )
|Amortization of capitalized interest                                          |  |                         | 1.0   |   |      |   | 1.0   |      |  |   | 1.0   |   |  |      | 1.0   |   |  |   | 0.9   |  
|Interest expense                                                              |  |                         | 108.1 |   |      |   | 106.2 |      |  |   | 113.3 |   |  |      | 114.6 |   |  |   | 109.6 |  
|Rental expense factor                                                         |  |                         | 26.5  |   |      |   | 28.3  |      |  |   | 30.3  |   |  |      | 32.1  |   |  |   | 33.7  |  
|                                                                              |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Earnings available for fixed charges                                          |  | $                       | 405.5 |   |      | $ | 114.2 |      |  | $ | 549.0 |   |  | $    | 682.2 |   |  | $ | 736.5 |  
|                                                                              |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Interest expense                                                              |  | $                       | 108.1 |   |      | $ | 106.2 |      |  | $ | 113.3 |   |  | $    | 114.6 |   |  | $ | 109.6 |  
|Capitalized interest                                                          |  |                         | 0.8   |   |      |   | 0.2   |      |  |   | 0.5   |   |  |      | 1.0   |   |  |   | 2.2   |  
|Rental expense factor                                                         |  |                         | 26.5  |   |      |   | 28.3  |      |  |   | 30.3  |   |  |      | 32.1  |   |  |   | 33.7  |  
|                                                                              |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Fixed charges                                                                 |  | $                       | 135.4 |   |      | $ | 134.7 |      |  | $ | 144.1 |   |  | $    | 147.7 |   |  | $ | 145.5 |  
|                                                                              |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Ratio of earnings to fixed charges                                            |  |                         | 3.0   |   |      |   | 0.8   |      |  |   | 3.8   |   |  |      | 4.6   |   |  |   | 5.1   |