8" X 8" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 9" Width X 9" Height] Return Grille Actual Filter Size – 27

Actual Filter Size – 27 3/4"w x 21 3/4" x 1"

actual front end outer dimensions are 37

+ Product Details Size - 24"w X 34"h is the size for the duct opening measurement only

Filter Size - 27

+ Product Details Size – 10"w X 8"h is the size for the duct opening measurement only

8" X 8" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 9" Width X 9" Height] Return Grille Actual Filter Size – 27+ Product Details Size 8" X 8" is the size for the drywall opening measurement only, actual front end outer dimensions are 9" width X 9" height High Quality Strong and sturdy aluminum built to last and never rusts. Made with gypsum sheetrock for a seamless finish Design Aluminum frame material with sleek, shiny, durable white powder coat finish for an attractive look & moisture resistant to prevent mold & mildew buildup in indoor or outdoor spaces.