DDE and DDS Direct Drive Sidewall Propeller Exhaust/Supply Fans

Sidewall Propeller Fan Series

DD Models

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.

Industry best 5-year fan housing warranty, 1-year motor warranty

Size CFM Range Max SP
24 3500 to 12500 1"
30 5550 to 14200 1"
36 6000 to 27000 1"
42 7200 to 32500 1"
48 15200 to 43400 1"
54 19600 to 51600 3/4"
60 22700 to 55800 1"
Dimensional Drawing DD
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.

Note: Additional accessories are available for certain products. Contact your S&P Representative for more information about these accessories.

Standard Accessories

Description  
Rainhoods/Weatherhoods   Download
Gravity Dampers for Exhaust and Supply   Download
Motorized Dampers for Exhaust and Supply   Download
Disconnect Switches   Download
Extended Lube Lines   Download
Mounting Angles   Download
Factory Wiring   Download

Description  
General Catalog Section   Download
Submittal   Download
IOM   Download

Description  
DDE (Exhaust) Revit File  
DDS (Supply) Revit File  
Exhaust Rainhood (45 degree) Revit File  
Supply Rainhood (90 degree) Revit File  

  • General/Clean Air