18" X 36" Or 36" X 18" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 19.75 X 37.75] Aluminum Jacket + Product Details Size - AD-S-230-10x10 Actual Filter Size 25 Width_8in

+ Product Details Size - 48"W X 4"H is (for duct opening measurement only)

Installation Location – Sidewall and ceiling

Dimensions With Outer End are 13

order a 14x14

QUALITY PACKAGING & SATISFACTION GUARANTEED- Carefully Shrink Wrapped With Solid Cardboard Backing To Prevent Damage In Shipment - Hand Inspected for Quality - 100% Satisfaction Guaranteed

18" X 36" Or 36" X 18" Heavy Duty Floor Grille Fixed Blades Air Grille Brown [Outer Dimensions: 19.75 X 37.75] Aluminum Jacket + Product Details Size AD S 230 10x10 Actual Filter Size 25 Width_8in + Product Details Size 48"W X 4"H is (for duct opening measurement only) Installation Location – Sidewall and ceiling