The WACC of Comfort Systems USA Inc (FIX) is 9.6%.
| Range | Selected | |
| Cost of equity | 8.40% - 10.80% | 9.60% |
| Tax rate | 19.60% - 22.80% | 21.20% |
| Cost of debt | 4.00% - 4.50% | 4.25% |
| WACC | 8.4% - 10.7% | 9.6% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.99 | 1.05 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.40% | 10.80% |
| Tax rate | 19.60% | 22.80% |
| Debt/Equity ratio | 0 | 0 |
| Cost of debt | 4.00% | 4.50% |
| After-tax WACC | 8.4% | 10.7% |
| Selected WACC | 9.6% | |