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| Sturdy Open/Close Lever | Yes | |||||
| 2 Position Air Delivery | Yes | |||||
| Washable Air Filter | Yes | |||||
| Bug Screen | Yes | |||||
| Foam Pad | Yes, to reduce outdoor noise and condensation | |||||
| Insulation Lining | yes, to prevent condensation | |||||
| Through-the-Wall Sleeve | 3-inch diameter, 12 inch length | |||||
| Wall Mounted | Yes | |||||
| Durable ABS and PP Resin Body | Yes | |||||
| Stainless Steel Installation Screws | 7 included | |||||
| Use | Provides fresh make up (outside) air to help balance indoor vs. outdoor air pressure | |||||
| 3 Setting Positions | Closed, 12 and 18 CFM | |||||
| Wall Opening (diameter) | 3" | |||||