BUILDMART - 24x24 MUD-IN Air Vent Cover - Drywall Mud-in White Air Vent - Mud Linear Slot Diffuser - Register Grille for Ceiling and Walls - Texas BuildmartOur Standard Linear Slot Diffusers have ASHRAE 70 and ANSI S12. 51 Engineering Certifications Designed and Engineered to the Highest HVAC Industry Standards Commercial Grade Solid Aluminum with Modern Architectural Design This Model can be used in Ceilings and Walls This Model can be used as a Supply Vent Cover and Return Vent Cover CFM: 763 ft3 min Effective Velocity: 9. 8 ft s Neck: 23 3 4" x 23 3 8" Face: 25 5 8" x 25 3 8" This is a Non Filter

14 x 4 14x4 4x14 4 x 14

Neck: 11 7/8" x 3 1/8" - Face: 13 1/4" x 4 5/8"

20 x 20 20x20 20x20 20 x 20

Neck: 5 3/4" x 3 7/8" - Face: 7 7/8" x 5 7/8"

If our&nbsp

Neck: 23 5/8" x 7 7/8" - Face: 25 5/8" x 9 13/16"

8 x 4 8x4 4x8 4 x 8

ASIN: B09JYTXN39

ASIN: B085WCN9WC

ASIN: B09GPWMZ48

Ideal for Texas Buildmart 18" Lineal Slot Diffuser - 1 Slot

12 Inch 2 Slot White Double Linear Diffuser