10" X 10" Steel Access Panel Removable Door For Wall / Ceiling Application (Lock and Key) With Frame - [Outer Dimensions: 11" Width X 11" Height] 18in diameter Whether installed on a sidewall

Whether installed on a sidewall or ceiling

Ideal for Walls & Ceilings: Designed for seamless installation in standard 24" X 10" duct openings

+ Product Details Size – 20"w X 10"h is the size for the duct opening measurement only

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Example: If your hole is 20" wide by 14" tall

10" X 10" Steel Access Panel Removable Door For Wall / Ceiling Application (Lock and Key) With Frame - [Outer Dimensions: 11" Width X 11" Height] 18in diameter Whether installed on a sidewall+ Product Details Size 10"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11" width X 11" height Installation Easy installation just screw the sides of the access panel frame into your duct hole see photos for example. Our HVAC Access Door can be used in both commercial and residential settings. Design Easy access removable door provides easy access removable door for HVAC, plumbing,