20" X 4" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 8" Diameter Design – removable door/face for

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

this guard is designed to provide maximum protection against tampering while maintaining a clean and professional appearance

Overall Size:

+ Product Details Size – 12" X 4" is the size for the duct opening (floor/vent hole) measurement only

20" X 4" 3-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White 8" Diameter Design – removable door/face for+ Product Details Outer dimensions: 21. 75"W x 5. 75"H fits a 20" X 4" 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