20x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 19.75 x 24.75) - 3 Pack 16" Diameter + Product Details Perfect Fit Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 32" OR 32" x 28" duct opening (measured at the opening)

+ Product Details Size – 6" x 24" or 24" x 6" is the size for the duct opening measurement only

Actual Filter Size – 29 3/4"w x 25 3/4" x 1"

represents the height

ID tubing with 16 mm or 18 mm connections

20x25x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 19.75 x 24.75) 3 Pack 16" Diameter + Product Details Perfect Fit Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Perfect Fit & Easy Sizing Designed for a 28" x 32" OR 32" x 28" duct opening (measured at the opening) + Product Details Size – 6" x 24" or 24" x 6" is the size for the duct opening measurement only