Item Condition New-Opened box - box shown has some wear. In excellent condition. Opened but never been used. We have inspected this item for basic functionality. Item Location Ships from our warehouse in Las Vegas, Nevada, 89102, USA Fast 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. Seller Warranty - We Protect Against Defects Our in-house technicians evaluate and refurbish every electronic item we list. We are proud to offer our customers a 30-day warranty against defects. Contact us directly by selecting "I have a question about using my item or I want to send the seller a message." We are eager to hear from our customers. Product Description Create more comfortable spaces by distributing hot or cold air more evenly with this 4-in. to 6-in. air diffuser. Specifically designed for drop ceiling applications, this innovative diffuser works seamlessly with both forced air heating and cooling HVAC units. Featuring an included adapter that caters to both 4-in. and 6-in. diameter ducts, this air diffuser offers flexibility and convenience. The unique locking feature ensures easy installation without the need for studs, saving you time and effort. With adjustable air flow capabilities, you have full control over the environment, making it ideal for areas up to 60 square feet. Say goodbye to uneven temperatures and hello to a more comfortable space with this versatile air diffuser. Adds heating/cooling exhaust to your room addition, basement, garage and more Ideal for suspended ceilings - unique locking feature requires no studs for installation Comes with an adapter that allows the diffuser to connect to either a 4 in. duct or a 6 in. duct Ceiling air diffuser designed to handle areas up to 60 sq. ft. (5.5 square meters) Easy to install and adjust