22.5 in x 22.75 in 2700 CFM White Galvanized Steel Automatic Shutter Whole House Fan
https://www.probuilderswarehouse.com/shop/1002645267-0-22-5-in-x-22-75-in-2700-cfm-white-galvanized-steel-automatic-shutter-whole-house-fan-88561
https://www.probuilderswarehouse.com/web/image/product.template/88561/image_1920?unique=b31ad15
Brand: Maxx Air
Model: CX1801
SKU#: 1002645267.0
Barcode: 302671452
