20" X 20"Universal Aluminum Access Panel Door For Wall / Ceiling Application (Push-Lock) With Solid Frame - [Outer Dimensions: 21" Width X 21" Height] White and durability

and durability

+ Product Details Perfect Fit & Easy Sizing - Designed for a 34" x 24" Or 24" x 34" duct opening (measured at the opening)

Line Set Channel Cover - Immediately Improves the appearance of mini-split

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 12" OR 12" X 18" duct opening (measured at the opening)

The total outer size of this grille is the listed size plus 2 and 5/85"

20" X 20"Universal Aluminum Access Panel Door For Wall / Ceiling Application (Push-Lock) With Solid Frame - [Outer Dimensions: 21" Width X 21" Height] White and durability+ Product Details Size 20" X 20" is the size for the drywall opening measurement only, actual front end outer dimensions are 21" width X 21" height High Quality High grade aluminum solid frame construction. Design Aluminum frame with no welded edges. Fully removable door with a spring loaded hinge. Open close easily with push lock technology, just push open and push close. Easy Access Provides easy access for HVAC, plumbing, electrical, crawlspace