10" X 8" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Copper Coil-Insulated Line Set actual front end outer dimensions

actual front end outer dimensions are approximately 20 5/8" width X 10 5/8" height

+ Product Description Introducing the 6" Butterfly Damper – Your Solution for Controlled Airflow

Ideal for Walls & Ceilings: Designed for seamless installation in standard 18" X 6" duct openings

Design – Heavy gauge steel

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 16" duct opening (measured at the opening)

10" X 8" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Copper Coil-Insulated Line Set actual front end outer dimensions+ Product Details Outer dimensions: 11. 75"W x 9. 75"H fits a 10" x 8" 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 2 way air supply grille,