14"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 37.75"h] Adjustable Return + Product Details Perfect Fit Product Details Size 30 LO1828 12in diameter

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 22" or 22" x 8" duct opening (measured at the opening)

our damper helps create a well-balanced indoor environment

this coil exceeds the required 700 PSI for R410 with a pressure rating of 2300 to 6500 PSI

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

actual front end outer dimensions are approximately 27 5/8" width X 12 5/8" height

14"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 15.75"w x 37.75"h] Adjustable Return + Product Details Perfect Fit Product Details Size 30 LO1828 12in diameter + Product Details Perfect Fit & Easy Sizing Designed for a 8" x 22" or 22" x 8" duct opening (measured at the opening) our damper helps create a well balanced indoor environment