20" X 20" Steel Access Panel Removable Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 21" Width X 21" Height] Compatible with Duct 8" High Quality & Durable –

High Quality & Durable – Made of UV and fire resistant ABS plastic – UL-94V-0 equivalent

crafted from heavy gauge steel for unparalleled durability

actual front end outer dimensions are approximately 30 5/8" width X 16 5/8" height -

+ Product Details Size - 36"w X 20"h X 2"d (for duct opening measurement only)

we recommend purchasing one of our HVAC access doors

20" X 20" Steel Access Panel Removable Door For Concealed Wall / Ceiling Application With Slotted Lock - [Outer Dimensions: 21" Width X 21" Height] Compatible with Duct 8" High Quality & Durable –+ Product Details Size 20"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21" width X 21" height Installation Easy installation Small bendable ears for flexible installation just screw the sides of the access panel frame into your duct hole. Our HVAC Access Door can be used in both commercial and residential settings. Design Easy access removable door provides easy access removable door