Drop Ceiling HVAC Supply Grille - For T-Bar Lay-In - 2 Coned - 24" x 24" - For 6" Vent Connection Compatible with Duct 10" you can watch this informative

you can watch this informative video tutorial: How to Measure Your Vent Hole Before Ordering a Grille

actual front end outer dimensions are approximately 16 5/8" width X 34 5/8" height

Every grille has a front end frame that will overlap at the wall joint

+ Product Details Size - 10"w X 24"h X 2"d (for duct opening measurement only)

Drop Ceiling HVAC Supply Grille - For T-Bar Lay-In - 2 Coned - 24" x 24" - For 6" Vent Connection Compatible with Duct 10" you can watch this informative+ Product Details Size 24"w X 24"h. These are specially sized to fit into all drop ceilings, 24"x 24", also called T Bar systems. Can be hooked up with our "Butterfly Dampers" for precise airflow control. For 14" Round Duct Opening Spiral or Flex High Quality No sharp surface edges. Just run your finger along the edge of the top plate and youll find a smooth finished surface. Installation Location Ceiling. Design Easy unrestricted air flow for your