10" X 10" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 11" Width X 11" Height] ceiling + Product Details Size -

+ Product Details Size - 4"w X 34"h is the size for the duct opening measurement only

Perfect for both residential and commercial use

Actual Front End Outer Dimensions Are 14" Width X 5" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

Insulation – A thick blanket of fiberglass insulation provides you with an R-Value of 8

The integral design allows you to easily adjust the curved blades

10" X 10" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 11" Width X 11" Height] ceiling + Product Details Size -+ Product Details Size 10" X 10" is the size for the drywall opening measurement only, actual front end outer dimensions are 11" width X 11" 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