24" X 24" Aluminum Insulated Fire Resistant Access Panel Door For Wall / Ceiling Application (Lock and Key) With Frame - [Outer Dimensions: 25" Width X 25" Height] Powder Coated + Product Details Size -

+ Product Details Size - 20"w X 10"h X 2"d (for duct opening measurement only)

High Quality – Strong and sturdy aluminum built to last and never rusts

Actual Filter Size – 21 3/4"w x 35 3/4" x 1"

75" width X 25

+ Product Details Perfect Fit & Easy Sizing - Designed for a 10" x 20" duct opening (measured at the opening)

24" X 24" Aluminum Insulated Fire Resistant Access Panel Door For Wall / Ceiling Application (Lock and Key) With Frame - [Outer Dimensions: 25" Width X 25" Height] Powder Coated + Product Details Size -+ Product Details Size 24" X 24" is the size for the drywall opening measurement only, actual front end outer dimensions are 25" width X 25" 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.