8" X 8" Sound Rated Steel Access Panel Felt Covered Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 9" Width X 9" Height] white + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 12" OR 12" x 26" duct opening (measured at the opening)

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actual front end outer dimensions are approximately 42 5/8" width X 22 5/8" height -

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Actual Front End Outer Dimensions Are 3

8" X 8" Sound Rated Steel Access Panel Felt Covered Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 9" Width X 9" Height] white + Product Details Perfect Fit+ Product Details Size 8" X 8" is the size for the drywall opening measurement only, actual front end outer dimensions are 9" Width X 9" Height High Quality High grade steel construction. Design 1mm galvanized steel material with sleek, shiny, durable white powder coat finish for an attractive look & high durability corrosion protection 15mm medium density fibreboard with felt cover and rubber sealing between the door and frame for tight security.