20" X 20" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 21" Width X 21" Height] Color_Brown Efficient Airflow Design: The slots

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

+ Product Details Size – 34"w X 30"h is the size for the duct opening measurement only

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

Introducing our Aluminum Press and Lock Access Door with Hidden Hinged Flanges – the perfect blend of elegance and functionality

+ Product Details Size - 20"w X 32"h X 2"d (for duct opening measurement only)

20" X 20" Aluminum Access Panel Gypsum Board/Sheet Rock Door For Wall / Ceiling Application (PUSH-LOCK DOOR) With Frame - [Outer Dimensions: 21" Width X 21" Height] Color_Brown Efficient Airflow Design: The slots+ Product Details Size 20" X 20" is the size for the drywall opening measurement only, actual front end outer dimensions are 21" width X 21" 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