16" X 16" Sound Rated Steel Access Panel Felt Covered Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 17" Width X 17" Height] steel + Product Details Size &

+ Product Details Size & Compatibility – The size of sheet metal pipe is 7" round x 120" long

actual front end outer dimensions are 32" width X 10" height

+ Product Details Size - 8"w X 20"h X 2"d (for duct opening measurement only)

+ Product Details Size – 14" x 34" or 34" x 14" is the size for the duct opening measurement only

+ Product Details Size – 8"w X 10"h is the size for the duct opening measurement only

16" X 16" Sound Rated Steel Access Panel Felt Covered Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 17" Width X 17" Height] steel + Product Details Size &+ 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 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.