Reasonable negative pressure outside 5 degrees of cold air preheat to 27 degrees! The correct direction of airflow is the key to success! |
Negative pressure fan, ventilation window |
odel | Drive | Blades Diameter | Blades rotational speed(rpm) | Motor rotation speed(rpm) | Air flow (m³/h) | Total Pressure (Pa) | Noise Decibels (dB) | Input power | HeightxWidthxThickness (mm) |
750 | Direct | 600 (24in) | 960 | 960 | 10600 | 75 | ≤70 | 370w | 750x750x510 |
1000 | Belt | 910 (36in) | 500 | 1400 | 21000 | 57 | ≤64 | 550w | 1000x1000x450 |
1380 | Belt | 1270 (50in) | 458 | 1400 | 44000 | 57 | ≤64 | 1100w | 1380x1380x450 |