| 1895 |
Dave Lennox builds first riveted steel, coal-fired gravity furnace |
| 1904 |
Dave Lennox sells furnace business to a group of Iowa investors. Lennox sells 600 furnaces under new ownership |
| 1930 |
Scottie Bauer opens Lennox Dealership in River Falls. |
| 1935 |
Lennox develops and markets first forced air furnace |
| 1947 |
Dave Lennox dies at age 90 |
| 1951 |
Butch Veith and Shorty Barr buy business from Scottie Bauer |
| 1955 |
Lennox Furnace Company officially named Lennox Industries Inc. |
| 1958 |
River Falls Roofing and Heating begins |
| 1977 |
Glen Duven takes over dealership and names it River Falls Roofing and Insulating |
| 1982 |
Lennox introduces first high efficiency furnace |
| 1997 |
Glen Duven sells dealership to Tom Thompson and Theresa Gillman. Glen retires after 40 years in the business. The name is changed to River Falls Heating and Dave Murphy takes over as General manager. |
