BUILDMART - 36x10 White Modern AC Vent Cover - Decorative Aluminum Air Vent - Standard Linear Slot Diffuser - Heating and Cooling Register Grille for Ceiling, Walls & FloorsThe 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

CFM 193 ft3/min - Effective Velocity 9

12'' X 3 3/4" Linear Slot Plenum Box - For Double Slot (2 Slot) Linear Diffuser - Texas Buildmart - Modern AC Vent Covers for Ceilings

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

If our Mud In Air Vent Cover is used as a Return air vent cover

Here's a link to the Plenum Box that fits this Diffuser:

This air-distribution box attaches directly to the supply of the HVAC equipment that heats or cools the air

Total Box Dimensions: L: 60 1/2" W: 3" H: 12"

ASIN: B07NDQ6SPS

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

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

25 x 6 25x6 6x25 6 x 25

Neck: 35 3/8" x 15 9/16" - Face: 37 3/8" x 17 5/8"