Backflow control
The backdraft damper limits reverse flow through the branch when its fan stops.
PRODUCT GALLERYST
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Cleanroom HVAC Units
Exhaust Fan Box
Product specifications
Common specification options
| Brand | ST |
|---|---|
| Casing | Galvanized steel or stainless steel |
| Fan control | Variable-frequency option |
| Backflow control | Backdraft damper |
| Control options | Manual or automatic airflow / pressure control |
| Access | Service panels |
| Mounting options | Floor-mounted / suspended frame |
| Duct connections | Custom inlet and outlet flanges |
| Vibration-control options | Flexible connectors and resilient mounts |
| Casing-access options | Removable service panels |
Customization availableAirflow duty, casing dimensions, filtration, inlet and outlet positions can be configured for the ventilation system.
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Specify the quantity and configuration in your inquiry.
Exhaust Fan Box draws room air into an enclosed fan section and onward through the exhaust duct. The casing groups the fan, connections and service access at a defined point, making the extraction branch easier to install and maintain.
FEATURES AND BENEFITS
How it helps
Adjustable duty
Variable-frequency and airflow or pressure-control options allow fan operation to follow the ventilation strategy.
Access panels
Removable panels provide a route to the enclosed components for planned inspection.
APPLICATIONS
Where it is used
Production and service rooms
Remove room air through a designed general-exhaust branch.
Ducted extract systems
Locate a serviceable fan section where the route needs mechanical extraction.
SELECTION GUIDANCE
Choosing the configuration
System duty
Select the fan against airflow and duct resistance together, and provide access to the service panel and vibration-isolation connections.
PROCUREMENT / INQUIRY
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