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" crafted from heavy gauge steel

crafted from heavy gauge steel for unparalleled durability

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 34" OR 34" x 20" duct opening (measured at the opening)

we recommend purchasing one of our HVAC access doors

actual front end outer dimensions are approximately 24 5/8" width X 8 5/8" height

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" crafted from heavy gauge steel+ 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