T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 12" x 12" - 6" Collar RV Mobile Home The premium durable material guarantees

The premium durable material guarantees that they will never rust or wear through

For 8" Round Duct Opening - Spiral or Flex

Versatile Compatibility: Our ceiling grills aren't limited to just T bar drop ceilings

so you are not left with much waste

actual front end outer dimensions are approximately 38 5/8" width X 10 5/8" height

T-Bar Drop Ceiling Grille - Flat Plate Plaque Diffuser - 12" x 12" - 6" Collar RV Mobile Home The premium durable material guarantees+ Product Details Size 12"w X 12"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