18" X 10" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 12in diameter + Product Details Size -

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

Carefully packaged to prevent damage during shipment

this grille is a testament to high standard craftsmanship

For 14" Round Duct Opening - Spiral or Flex

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

18" X 10" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 12in diameter + Product Details Size -+ Product Details Outer dimensions: 19. 75"W x 11. 75"H fits a 18" X 10" 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