16"w X 16"h Extruded Aluminum Adjustable Core Mount Supply Ceiling HVAC Air Grille – Interchangeable: 1-Way, 2-Way, 3-Way or 4-Way - Vent Duct Cover [Outer Dimensions: 17.125" X 17.125"] Material_Steel this grille offers a seamless

this grille offers a seamless blend of functionality and aesthetics

100% Satisfaction Guaranteed Don't worry

The rigid steel will keep its shape as in brand new condition

this diffuser is the perfect blend of function and style for your home

+ Product Details Size - 6"w X 6"h Is The Size For The Duct Opening Only

16"w X 16"h Extruded Aluminum Adjustable Core Mount Supply Ceiling HVAC Air Grille – Interchangeable: 1-Way, 2-Way, 3-Way or 4-Way - Vent Duct Cover [Outer Dimensions: 17.125" X 17.125"] Material_Steel this grille offers a seamless+ Product Details Size 16"w X 16"h Is The Size For The Duct Opening Only, Dimensions With Outer End are 17. 125" X 17. 125". Design Re configurable Interchangeable Sections Easily convertible into 1 Way, 2 Way, 3 Way, or 4 Way Just lift sections and rotate to re configure direction. High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds