8"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Brown [Outer Dimensions 9.75"w x 9.75"h] with filter 14" Circular Round Aluminum HVAC

14" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover

Actual Filter Size – 21 3/4"w x 17 3/4" x 1"

These grilles and registers give you an extra measure of quality that you can point out to your family members and house guests

Rigid gauge built for durability and long life in mind

+ Product Details Size - 30"w X 28"h is the size for the duct opening measurement only

8"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Brown [Outer Dimensions 9.75"w x 9.75"h] with filter 14" Circular Round Aluminum HVAC+ Product Details Size 8"w X 8"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 9. 75" Width X 9. 75" Height Weather and Pest Proof These louvers are especially designed to prevent water from entering your home, and with a built in back 1 2" mesh they also protect you from annoying rodents like mice, rats, birds, and squirrels High Quality Aluminum The premium durable aluminum will never rust and it will never wear