T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 6" Collar Color_R-8.0 Pink + Product Details Size –

+ Product Details Size – 20"w X 26"h is the size for the duct opening measurement only

Actual Filter Size – 13 3/4"w x 11 3/4" x 1"

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High Quality Aluminum – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant

Actual Filter Size – 9 3/4"w x 9 3/4" x 1"

T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 24" x 24" - 6" Collar Color_R-8.0 Pink + Product Details Size –+ 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 6" 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