BUILDMART - 60" 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 657 ft3 min Effective Velocity 9. 8 ft s Neck: 59 1 16" x 4 11 16" Face: 60 1 2" x 6 1 8" 3 Slot Triple Slot 3 4"

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

Neck: 19 5/8" x 19 1/2" - Face: 21 5/8" x 21 1/2"

Neck: 15 3/4" x 5 15/16" - Face: 17 3/4" x 7 7/8"

expertly welded

ASIN: B09KZQ396V

ASIN: B09JB9552Y

ASIN: B09GPVBKCB

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

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

25 x 20 25x20 20x25 20 x 25

Neck: 23 5/8" x 17 5/8" - Face: 25 9/16" x 19 9/16"

Neck: 19 3/4" x 3 15/16" - Face: 21 5/8" x 5 15/16"