| Guarantor | State or Other Jurisdiction of Formation | ||||
| Advanced Distributor Products LLC | Delaware | ||||
| Allied Air Enterprises LLC | Delaware | ||||
| Heatcraft Inc. | Delaware | ||||
| Heatcraft Refrigeration Products LLC | Delaware | ||||
| Lennox Global LLC | Delaware | ||||
| Lennox Industries Inc. | Delaware | ||||
| Lennox National Account Services LLC | Florida | ||||
| LGL Australia (US) Inc. | Delaware | ||||
| LGL Europe Holding Co. | Delaware | ||||
| Lennox Switzerland GmbH | Switzerland | ||||