12" X 12" Sound Rated Steel Access Panel Felt Covered Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 13" Width X 13" Height] 8" Diameter + Product Details Size -

+ Product Details Size - 30"w X 8"h Is The Size For The Duct Opening Measurement Only

designed to prevent corrosion

75" width X 33

+ Product Details Size – 36"w X 34"h is the size for the duct opening measurement only

120° plane bend - Immediately Improves the appearance of mini-split

12" X 12" Sound Rated Steel Access Panel Felt Covered Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 13" Width X 13" Height] 8" Diameter + Product Details Size -+ Product Details Size 12" X 12" is the size for the drywall opening measurement only, actual front end outer dimensions are 13" Width X 13" 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.