| Product Run | Dates | Serial Numbers | Notes |
|---|---|---|---|
| Start Rev. 0.1 | September 2004 | 001001 | Implemented comprehensive warranty |
| Rev. 0.1 | January 2005 | 001679 | Magnet added to access door |
| Rev. 0.2 | May 2005 | 001976 | Upgraded air shutter/burner, new valve bracket |
| Rev. 0.3 | February 2006 | 002218 | Dark brown ceramic panels |
| Rev. 0.4 | June 2006 | 002412 | Added top and side panel retainer clips |
| Rev. 0.5 | May 2007 | 002554 | Changed to fiber ceramic boards |
| End | September 2010 | 003390 |