Fins & coils specification
| The quality of tube | Copper & steel |
| Size of tube | 3/4-5/8-1/2-3/8 |
| Quality of fin | aluminum |
| Fin spacing | From 1.6 to 18 mm |
| Kinds of fin | Simple, corrugated surface, turbulence |
| The maximum length of producible | 12 m |
| features | Full expanding of tubes in order to increase heat coefficient in copper and stainless steel coils |