Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 8" Collar w12h12 actual front end outer dimensions

actual front end outer dimensions are approximately 30 5/8" width X 24 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 30" OR 30" x 22" duct opening (measured at the opening)

Protect Your Tools Keep your valuable tools safe from the elements with our removable Velcro cover

+ Product Details Size & Compatibility – The 8" Galvanized Sheet Metal 90 Degree Oval Vertical Angle Elbow is compatible with Duct 8"

For 14" duct opening

Black T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 8" Collar w12h12 actual front end outer dimensions+ Product Details Size 24"w X 24"h. These are specially sized to fit into all drop ceilings, also called T Bar systems. Can be hooked up with our "Butterfly Dampers" for precise airflow control. For 8" duct opening High Quality Heavy gauge all steel construction. Installation Location Ceiling. Design These Supply Diffusers with integral round necks are recommended for heating, ventilating and cooling. Round neck to square face construction results in