Model Features
- Exhaust air up to 55,000 CFM in high-pressure applications up to 1" w.g.
- 14 gauge galvanized steel panel, G-90 (sizes 54 to 60")
- 16 gauge galvanized steel panel, G-90 (sizes 24 to 48")
- Aluminum airfoil blades extruded or cast
- Available 2-speed units in select formats
- Suitable for all-angle installation
Model Overview
The DDE and DDS Direct Drive Sidewall Propeller Exhaust/Supply Fan feature the maximum efficiency, low maintenance and durable, economical operation resulting from the direct drive design. It is available in exhaust configurations to provide general ventilation for a wide variety of buildings and enclosed areas within buildings. Examples include factories, assembly plants, churches, gymnasiums, garages, jails, machine rooms and many others.
5-year fan housing warranty, 1-year motor warranty
| Size | CFM Range | Max SP |
| 24 | 3,500 to 12,500 | 1" |
| 30 | 5,550 to 14,200 | 1" |
| 36 | 6,000 to 27,000 | 1" |
| 42 | 7,200 to 32,500 | 1" |
| 48 | 15,200 to 43,400 | 1" |
| 54 | 19,600 to 51,600 | 3/4" |
| 60 | 22,700 to 55,800 | 1" |
Dimensional data is displayed in inches.
| Size | A | B | C1 | D | E1 | F |
| 24 | 30 | 2 | 11 | 9 | 21 | 25 |
| 30 | 36 | 2 | 11 | 9 | 21 | 31 |
| 36 | 42 | 2 | 11 | 9 | 21 | 37 |
| 42 | 48 | 2 | 11 | 9 | 21 | 43 |
| 48 | 54 | 2 | 12 | 10 | 23 | 49-1/4 |
| 54 | 60 | 2 | 13 | 11 | 25 | 55-1/4 |
| 60 | 66 | 2 | 13 | 11 | 25 | 61-1/4 |
| Size | G | H | I1 | J | K |
| 24 | 3 | 9 | 4 | 20 | 11 |
| 30 | 3 | 9 | 4 | 20 | 11 |
| 36 | 3 | 9 | 4 | 20 | 11 |
| 42 | 3 | 9 | 4 | 20 | 11 |
| 48 | 4 | 10 | 4 | 22 | 12 |
| 54 | 5 | 11 | 4 | 24 | 13 |
| 60 | 5 | 11 | 4 | 24 | 13 |
1. Varies with motor selection.
Additional accessories are available for certain products. Contact your S&P Representative for more information about these accessories.
Standard Accessories
| Disconnect Switches | |
| Extended Lube Lines | |
| Factory Wiring | |
| Filtered Wall Housing | Submittal |
| Gravity Dampers for Exhaust and Supply | |
| Motorized Dampers for Exhaust and Supply | |
| Mounting Angles | |
| Rainhoods/Weatherhoods |
- General/Clean Air