16" X 16" Aluminum Insulated Fire Resistant Access Panel Door For Wall / Ceiling Application (Lock and Key) With Frame - [Outer Dimensions: 17" Width X 17" Height] 12" Round Duct Pipe Ideal for Walls & Ceilings:

Ideal for Walls & Ceilings: Designed for seamless installation in standard 16" X 6" duct openings

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+ Product Details Size - 6"w X 24"h X 2"d (for duct opening measurement only)

85" height

+ Product Details Size - 8"w X 8"h Is The Size For The Duct Opening Only

16" X 16" Aluminum Insulated Fire Resistant Access Panel Door For Wall / Ceiling Application (Lock and Key) With Frame - [Outer Dimensions: 17" Width X 17" Height] 12" Round Duct Pipe Ideal for Walls & Ceilings:+ 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 Strong and sturdy aluminum built to last. Design Aluminum material & color to give your space an attractive look & provide high durability corrosion protection no rust. Built in tumbler lock and key is provided Easy Access Provides easy access for HVAC, plumbing, electrical, crawlspace etc.