10" X 6" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Color_White Actual Filter Size – 29

Actual Filter Size – 29 3/4"w x 31 3/4" x 1"

+ Product Details Size - 30"w X 12"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 32 5/8" width X 12 5/8" height -

actual front end outer dimensions are approximately 38 5/8" width X 22 5/8" height -

and the second number represents the height

10" X 6" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Color_White Actual Filter Size – 29+ Product Details Outer dimensions: 11. 75"W x 7. 75"H fits a 10" X 6" duct opening Durable stamped steel construction ensures long lasting performance Designed for sidewall and ceiling installation with included screws Multi shutter damper with easy lever for precise airflow control Smooth powder coated white finish for a sleek look and scratch resistance + Product Description Maximize your homes airflow with this premium Air Supply Grille air supply