Drop Ceiling HVAC Supply Grille - For T-Bar Lay-In - 3 Coned - 24" x 24" - For 14" Vent Connection - Black Color_Black The crank handle lever makes

The crank handle lever makes it easy to adjust to every weather situation

+ Product Details Size - 6"w X 18"h is the size for the duct opening measurement only

+ Product Details Size - 36"w X 24"h is the size for the duct opening measurement only

Ring Base Design – Allows for easy installation without removing the thermostat

Drop Ceiling HVAC Supply Grille - For T-Bar Lay-In - 3 Coned - 24" x 24" - For 14" Vent Connection - Black Color_Black The crank handle lever makes+ 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