BUILDMART - 36" White Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Aluminum Air Vent - Heating and Cooling Modern AC Vent Cover for Ceiling, Walls & FloorsOur Linear Slot Diffusers have ANSI S12. 51 and ASHRAE 70 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, Walls, and Floors This Model can be used as a Supply Vent Cover and Return Vent Cover CFM 302 ft3 min Effective Velocity 9. 8 ft s Neck: 35 3 8" x 3 1 8" Face: 36 3 4" x 4 1 2" 2 Slot Double Slot 3 4" Slot

30 x 4 30x4 4x30 4 x 30

Mouth Dimensions: L: 35 9/16" W: 1 3/4"

ASIN: B0BRS6P2H7

Mouth Dimensions: L: 11 7/8" W: 3 3/8"

Neck: 23 5/8" x 15 9/16" - Face: 25 5/8" x 17 5/8"

ASIN: B09GPTB6RR

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

CFM: 259 ft3/min - Effective Velocity: 9

ASIN: B09GPWMZ48

CFM: 678 ft3/min - Effective Velocity: 9

ASIN: B09K5XH4Q1

ASIN: B09K5YJ9MS