16" w X 16" h Anodized Aluminum Exterior Vent for Walls & Crawlspace - Rain & Waterproof Air Vent with Screen Mesh - HVAC Grille [Outer Dimensions 17.5”w x 17.5”h]

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16" w X 16" h Anodized Aluminum Exterior Vent for Features

• 16"w X 16"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 17.5" Width X 17.5" Height - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

• Weather Proof & Pest Proof - Louver Are Designed To Block Any Rain From Getting Inside - Back Mesh Net Protects Against Pests

• Never Rust - High Quality Rigid Aluminum

• Rigid Built For External Use – The sturdy and rigid design features noise free components that eliminates vibration and excess noise to the Louvers. These are built Heavy Duty for installation into brick and cement walls. Can be used to ventilate the crawlspace to protect your home from foundational water leak damage and moisture.

• Anodised Finish - Smooth & Beautiful

About 16" W X 16" H Anodized Aluminum Exterior Vent For

16"w X 16"h Aluminum Outdoor Weather Proof Louvers - Waterproof & Rain Block - With Screen Mesh - HVAC Weather Louver Grille 16"w X 16"h Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 17.5" Width X 17.5" Height - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE Weather Proof & Pest Proof - Louver Are Designed To Block Any Rain From Getting Inside - Back Mesh Net Protects Against Pests Never Rust - Our high quality rigid aluminum is the longes lasting filter grille on the market. It will never rust, and will be easy to clean. The rigid Aluminum will keep its shape as in brand new condition. Rigid Design - Noise Free Components - No Vibrating Louvers Etc. Elegance - Beautifully Strutured To Add A Touch Of Upper Class To You Room And HVAC system. Anodised Finish - Smooth & Beautiful Quality Packaging - Carefully Shrink Wrapped With Cardboard Backing To Prevent Damage In Shipment Easy Unrestricted Air Flow For Your HVAC System How To Measure A Grille Overall Size: Measure the size of the air duct/drywall opening. Do not measure the overall size of the register itself, only measure the "hole" in the wall/duct. Every grille has a front end frame, that will overlap at wall joint. Total outer size of this grille is; listed size +1.5". Width vs Height The first number in a grille size, represents the width, the second number represents the height. Example: If your hole is 20" wide by 14" tall, order a 20x14. If your hole is 14" wide by 20" tall, order a 14x20.