Effective ventilation requires air to exit at or near the peak of the roof with replacement air drawn through soffit venting and louvers Precision balanced 14" metal blade for maximum air flow - minimum sound level .030 steel dome finished with brown powder coat paint - provides ultraviolet protection and superior durability 23 gage metal flashing - allows for nailing and hot tar application Mesh bird screen Built-in adjustable thermostat - for automatic operation at your chosen temperature level Thermally protected, permanently lubricated motor
| Make | Broan-Nutone |
|---|---|
| Manufacturer | Broan |
| Model code | 349BR |
| Application | Residential |
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