14" x 14" - 2-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover 10" Round Duct Pipe High Quality –High quality solid

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

+ Product Details Size – 20"w X 30"h is the size for the duct opening measurement only

+ Product Details Size – 30"w X 10"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 14 5/8" width X 34 5/8" height

14" x 14" - 2-Way Extruded Aluminum Ceiling Diffuser Square - HVAC Vent Cover 10" Round Duct Pipe High Quality –High quality solid+ Product Details Size 14" X 14" is the size for the duct opening measurement only, actual front end outer dimensions are 3". Design Equipped with lever for full airflow control; back blades made of black plastic for reduced air noise and discreet appearance; "Opposing" back blades, ensuring they don't overlap, provide precise damper control and superior air dispersion. High Quality Aluminum The premium durable aluminum will never rust and it will