BUILDMART - 18x6 Black Modern AC Vent Cover - Decorative Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & Floors - Texas BuildmartThe Performance of This Buildmart Diffuser Was Verified Through Testing According to ASHRAE 70 and ANSI S12. 51 ISO 3741 Standard by AIRFLOW SCIENCES CORPORATION Submittals Available Upon Email Request 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

14 x 4 14x4 4x14 4 x 14

CFM: 812 ft3/min - Effective Velocity 9

ASIN: B091S1J3JF

Neck: 13 5/8" x 3 7/8" - Face: 15 3/4" x 5 15/16"

20 x 4 20x4 4x20 4 x 20

60" X 3 1/2" Linear Slot Plenum Box - For Double Slot (2 Slot) Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings

ASIN: B07N4BLMWC

CFM: 294 ft3/min - Effective Velocity: 9

Neck: 25 5/8" x 7 7/8" - Face: 27 5/8" x 9 13/16"

Neck: 29 5/8" x 13 11/16" - Face: 31 1/2" x 15 11/16"

Ideal for Texas Buildmart 12" Lineal Slot Diffuser - 1 Slot

CFM: 595 ft3/min - Effective Velocity: 9