BUILDMART - 24x18 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: 572 ft3 min Effective Velocity: 9. 8 ft s Neck: 23 5 8" x 17 5 8" Face: 25 9 16" x 19 9 16" This is a Non Filter

Neck: 24 5/8" x 5 15/16" - Face: 26 5/8" x 7 7/8"

Neck: 17 3/4" x 5 3/4" - Face: 19 15/16" x 7 15/16"

CFM 389 ft3/min - Effective Velocity 9

CFM: 668 ft3/min - Effective Velocity: 9

Neck: 35 1/2" x 17 9/16" - Face: 37 1/2" x 19 9/16"

This white linear air vent register can be used as a supply air vent cover for ceilings

Neck: 17 3/4" x 9 7/8" - Face: 19 3/4" x 11 7/8"

CFM: 198 ft3/min - Effective Velocity: 9

24" Linear Slot Diffuser - 1 Slot - Single Slot Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings

36" Linear Slot Diffuser - 1 Slot - Single Slot Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings

CFM: 595 ft3/min - Effective Velocity: 9

CFM: 148 ft3/min - Effective Velocity: 9