| Product attributes | Parameter |
| TO Flange height | 129.5 |
| TO Impeller height Ⅰ | 1 |
| Mounting hole position | Precisely align |
| Air tightness testing | No leakage detected under negative pressure of 0.1 MPa |
| Appearance Ⅰ | There is no supplier logo on the surface |
| Appearance Ⅱ | There are no appearance defects such as dirt, rust, paint peeling, etc |
| Assembly rotation | It rotates flexibly by hand, without any clamping stagnation or abnormal noise |
| Net weight of one/单净重 | 1.92 |
| Units per Carton/装箱数 | 4 |
| Gross Weight/总毛重 | 9.48 |
| Measurement/尺寸 | 58*44*21 |