16" X 16" Universal Aluminum Access Panel Door For Wall / Ceiling Application (Push-Lock) With Solid Frame - [Outer Dimensions: 17" Width X 17" Height] Sheet Metal/Adjustable Elbow Actual Filter Size – 11

Actual Filter Size – 11 3/4"w x 11 3/4" x 1"

Easy Installation – Complete set of sponge gasket and mounting frame included

or diffusers

the edges are perfect for mud and flange installation once the sheet rock is securely in place

The door comes equipped with a user-friendly turn lock

16" X 16" Universal Aluminum Access Panel Door For Wall / Ceiling Application (Push-Lock) With Solid Frame - [Outer Dimensions: 17" Width X 17" Height] Sheet Metal/Adjustable Elbow Actual Filter Size – 11+ Product Details Size 16" X 16" is the size for the drywall opening measurement only, actual front end outer dimensions are 17" width X 17" height High Quality High grade aluminum solid frame construction. Design Aluminum frame with no welded edges. Fully removable door with a spring loaded hinge. Open close easily with push lock technology, just push open and push close. Easy Access Provides easy access for HVAC, plumbing, electrical, crawlspace