18" X 24" Steel Return Air Filter Grille for 1" Filter - Fixed Hinged - [Outer Dimensions: 20 5/8" X 26 5/8"] Material_Steel + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212
Yard notes & kiln story
Description
+ Product Details Size - 28"w X 8"h is the size for the duct opening measurement only
no questions asked
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+ Product Details Size - 16"w X 22"h is the size for the duct opening measurement only
+ Product Details Size - 22"w X 24"h is the size for the duct opening measurement only
18" X 24" Steel Return Air Filter Grille for 1" Filter Fixed Hinged [Outer Dimensions: 20 5 8" X 26 5 8"] Material_Steel + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 28"w X 8"h is the size for the duct opening measurement only no questions asked