Item Condition New Item Location Ships from our warehouse in Las Vegas, Nevada, 89102, USA Fast FREE Shipping We handle all paid orders within 1 business day. Best Offers Accepted Offers are reviewed at the close of business each night. We accept reasonable offers for - Multiple units of the same item - Errors or condition changes within our listing - Combining shipping for 2 or more separate orders Return Policy We offer a 30 day return window from when you receive the item. Items must be in the same condition and in original packaging. Product Description Master Flow 4 in. Aluminum Round Wall Vents are designed for use as the outside sidewall termination of kitchen and bath fans, range hoods, microwave venting. These light, easy-to-install vents are made out of durable aluminum.