| Blade Size | : | 4-5/16 in D |
| Diameter | : | 20 in |
| Material | : | Aluminum |
| Number of Blades | : | 4 |
| Pitch | : | 27 deg |
| Specifications | : | 0.4098 hp at 0 in Static Pressure, 0.4682 hp at 0.3 in Static Pressure, 4172 cfm at 0 in Static Pressure, 3467 cfm at 0.3 in Static Pressure CFM Rating, CCW Rotation |
| Speed Rating | : | 1140 rpm |
Mars® Fan Blade, 20 in Diameter, 4-5/16 in D Blade, 4 Blades, 1140 rpm, 27 deg Pitch, Aluminum, Specifications: 0.4098 hp at 0 in Static Pressure, 0.4682 hp at 0.3 in Static Pressure, 4172 cfm at 0 in Static Pressure, 3467 cfm at 0.3 in Static Pressure CFM Rating, CCW Rotation