12" x 14" or 14" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 14.5" X 16.5"] Black actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
actual front end outer dimensions are approximately 30 5/8" width X 10 5/8" height
Actual Filter Size – 17 3/4"w x 7 3/4" x 1"
Designed with a ring base for flexible installation
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The 1/2" white insulation
12" x 14" or 14" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Aluminum White [Outer Dimensions: 14.5" X 16.5"] Black actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 30 5 8" width X 10 5 8" height Actual Filter Size – 17 3 4"w x 7 3 4" x 1"