BUILDMART - 12" White Linear Slot Diffuser - 3 Slot - Triple 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 196 ft3 min Effective Velocity 9. 8 ft s Neck: 11 13 16" x 4 11 16" Face: 13 1 4" x 6 1 8" 3 Slot Triple Slot 3 4"

CFM: 272 ft3/min - Effective Velocity: 9

Total Box Dimensions: L: 36 7/8" W: 4 5/8" H: 11 7/8"

16 x 8 16x8 8x16 8 x 16

36" Linear Slot Diffuser - 3 Slot - Triple Slot Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings

ASIN: B09GJGC36Y

Total Box Dimensions: L: 60 1/2" W: 4 9/16" H: 11 7/8"

CFM: 270 ft3/min - Effective Velocity: 9

Neck: 21 9/16" x 21 7/16" - Face: 23 5/8" x 23 7/16"

CFM: 411 ft3/min - Effective Velocity: 9

CFM: 246 ft3/min - Effective Velocity 9

Total Box Dimensions: L: 36 7/8" W: 6 1/8" H: 12 1/16"

adding any type of weight is not recommended