24" x 6" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply [Outer Dimensions: 26w X 8"h] Powder-Coated + Product Details Size -

+ Product Details Size - 28"w X 32"h is the size for the duct opening measurement only

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85" width X 25

8-1/8"H x 4-5/8" W x 3-5/8"D

Actual Filter Size – 24 3/4"w x 29 3/4" x 1"

24" x 6" Aluminum Spiral Duct Air Vent Grille Cover - Fully Adjustable Double Deflection HVAC Air Supply [Outer Dimensions: 26w X 8"h] Powder-Coated + Product Details Size -24"w X 6"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 26" Width X 8" Height SEE IN DESCRIPTION HOW TO MEASURE A GRILLE Installs Directly On Round & Oval Spiral Duct No Frames, Box or Other Attachments Needed Commercial Grade Aluminum Will Never Rust Designed for Warehouses, Factories, Workshops, Gymnasiums & Restaurants Easy Unrestricted Air Flow For Your HVAC System 180 Degrees Double Direction Adjustable