3 Models, SO-9, SO-9L and SO-18,
1/8 HP to 3 HP

• 440 CFM to 6,460 CFM
• Simple installation with just 4 bolts
• No duct work or platform required
• Designed for continuous operation
• Heavy duty construction
• Hot dip galvanized or powdercoated
• No belts to replace or adjust
• Completely assembled and ready for installation
• Hinged to open for easy maintenance

Tutorial on Vault Ventilation
and Blower Selection