| Customization: | Available |
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| Certification: | UR |
| Power Source: | Gas |
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| Fin Pattern | Al Tube O.D.(mm) | Row Space(mm) | Hole Space(mm) | Common Al tube thickness(mm) | Fin Space(mm) |
| A | 7 | 12.7 | 21 | 0.5~0.71 | 1.3~2.5 |
| B | 7.94 | 17.05 | 20.05 | 0.5~0.71 | 1.8~3.0 |
| C | 7.94 | 15.88 | 25.4 | 0.5~0.71 | 1.8~3.0 |
| D | 9.52 | 15.88 | 25.4 | 0.5~0.71 | 1.6-2.6 |
| E | 9.52 | 12.7 | 25.4 | 0.5~0.71 | 1.6-2.5 |
| F | 9.52 | 21.65 | 25 | 0.5~0.71 | 1.6~5 |
| G | 12.75 | 27.5 | 31.75 | 0.7-1.2 | 2.5~5 |
| H | 15.88 | 33 | 38.1 | 0.7-1.2 | 2.5~5 |