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 36" or 36" x 24" is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 30" OR 30" x 22" duct opening (measured at the opening)

Refrigerant - 1/2" White Insulation - 50' Long

+ Product Details Size – 20"w X 50"h is the size for the duct opening measurement only

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.