| Manufacturer | Royal Environmental Electrical Manufacturing Company, Fushan City |
| Category | Wind engine, ventilation |
| Price | ￥ |
| Brand | Jubilee. |
| Product alias | The windmill, the airscreen. |
| Noise | 55 |
| voltage | 220 |
| Type of windmill | Natural wind screen machine |
| Type | Transcontinental windmill |
| Materials | Cast iron. |
| Purpose | Prevention of cooling gas spills, containment of external dust and odor, reduction of energy consumption of indoor air conditioning, thus saving electricity, maintenance of indoor temperature and environment. |
| Length of fuselage | 1000 |
| Wind pressure. | Windpressor |
