T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 10" Collar w34h34 Actual Filter Size – 27

Actual Filter Size – 27 3/4"w x 27 3/4" x 1"

Rigid gauge built for durability and long life in mind

High Quality – high quality solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges

actual front end outer dimensions are approximately 26 5/8" width X 10 5/8" height

T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 10" Collar w34h34 Actual Filter Size – 27+ 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 10" 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