Broan 670 50 CFM Ceiling/Wall Ventilation Fan
Broan 670 50 CFM Ceiling/Wall Ventilation Fan
Replace a discontinued Broan 670 ceiling or wall ventilation fan when the existing unit is noisy, damaged, or no longer moving air effectively. This model ventilates smaller bathrooms and powder rooms.
Fitment guidance: Broan identifies model 670 as a 50 CFM bathroom ventilation fan and lists model 688 as its suggested replacement. Verify the existing housing, duct path, electrical connection, and complete model before choosing a replacement or service part.
Technical Specifications
| Part number | 670 |
|---|---|
| Product type | Ceiling/wall bathroom ventilation fan |
| Application | Bathroom exhaust fan |
| Airflow | 50 CFM |
| Sound level | 3.5 sones |
| Status / legacy guidance | Discontinued; manufacturer lists 688 as suggested replacement |
Service and installation: Disconnect electrical power at the service panel before removing or servicing the fan. Follow the manufacturer’s instructions, use the correct hardware and connectors, and test the fan only after the part is installed securely.
How to find your model number: Check the rating label on the fan housing or grille, inside the ceiling opening, on the motor assembly, or in the owner’s manual. Record the complete fan model and compare the original part before ordering.
Brand
BROAN-NUTONE