Provides controlled exhaust airflow for ceiling-mounted clean-air ventilation applications, the Greenheck SP-B150 Exhaust Fan 115V removes indoor air from enclosed spaces and directs it through connected exhaust ductwork. The unit operates on 115 V single-phase power and incorporates a direct-drive motor, speed-controllable operation, an integral backdraft damper, and a designer grille. Its stated applications include bathrooms, multifamily residential buildings, hotels, and similar occupied spaces requiring mechanical exhaust ventilation.
Airflow Generation:
The direct-drive motor produces fan rotation by transferring mechanical motion directly to the centrifugal fan assembly. As the fan rotates, air enters through the grille and moves through the fan housing toward the discharge outlet. Speed-controllable operation allows the fan's airflow level to be adjusted according to the requirements of the ventilation application.
Ventilation operation:
Within the building ventilation system, the exhaust fan transfers air from the served space into the connected exhaust ductwork. The integral backdraft damper limits reverse airflow through the exhaust path when the fan is not operating. The designer grille forms the air-entry portion of the assembly while the fan moves indoor air toward the discharge connection during operation.
Replacement Guidelines:
Replacement may be required when the existing exhaust fan no longer provides the required ventilation operation or when the application specifies the SP-B150 configuration. When selecting the Greenheck SP-B150 Exhaust Fan 115V, compare the Greenheck manufacturer, SP-B150 model, 115 V single-phase electrical requirement, direct-drive configuration, and applicable ventilation documentation to confirm the intended application.
Common Failure Symptoms:
- Reduced exhaust airflow.
- Fan does not operate during the ventilation cycle.
- Unusual noise from the fan assembly during operation.
- Inconsistent airflow during normal use.
Equipment Compatibility:
The Greenheck SP-B150 exhaust Fan 115V is specified for ceiling-mounted clean-air ventilation applications. Its stated applications include bathrooms, multifamily residential buildings, hotels, and similar occupied spaces. Compatibility should be confirmed using the model information, electrical requirements, and applicable manufacturer documentation before purchase.
Technical Specifications:
Product Name: Exhaust Fan
Model: SP-B150
Brand: Greenheck
Voltage: 115 V
Phase: Single Phase
Drive Type: Direct Drive
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