20" X 8" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Aluminum Adjustable Curved Blade Design – removable door/face for

Design – removable door/face for easy filter change & cleaning - uses a 1" thick filter

Actual Filter Size – 23 3/4"w x 21 3/4" x 1"

12" x 2" Decorative Wood Air Vent HVAC Duct Cover Grille - Polished Finish Red Oak Wood - 2-Way Air Direction

+ Product Details Size – 16" x 18" or 18" x 16" is the size for the duct opening measurement only

20" X 8" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Aluminum Adjustable Curved Blade Design – removable door/face for+ Product Details Outer dimensions: 21. 75"W x 9. 75"H fits a 20" 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 Air Supply Grille air supply