28"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 37.75"h] Filter Grille Installing the plaster frame is

Installing the plaster frame is effortless – secure it into your sheetrock

It has an outer surface made of high-quality aluminum foil and an inner surface made of metalized PET with inside high-tensile spring steel wire

75"H – fits a 24" X 6" duct opening

our coils offer from 2300 to 6500 PSI

actual front end outer dimensions are approximately 22 5/8" width X 20 5/8" height -

28"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 37.75"h] Filter Grille Installing the plaster frame is+ Product Details Size 28"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 29. 75" Width X 37. 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