12" X 14" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 14 5/8" X 16 5/8"] Fixed Blades actual front end outer dimensions 18" Round Duct Pipe Fixed 45 horizontal blades LO1810

actual front end outer dimensions are approximately 27 5/8" width X 24 5/8" height

this coil exceeds the required 700 PSI for R410 with a pressure rating of 2300 to 6500 PSI

but still light and handy

+ Product Details Size – 24"w X 20"h is the size for the duct opening measurement only

positioning supply and return grills accordingly

12" X 14" Steel Return Air Filter Grille for 1" Filter Removable Frame [Outer Dimensions: 14 5 8" X 16 5 8"] Fixed Blades actual front end outer dimensions 18" Round Duct Pipe Fixed 45 horizontal blades LO1810 actual front end outer dimensions are approximately 27 5 8" width X 24 5 8" height this coil exceeds the required 700 PSI for R410 with a pressure rating of 2300 to 6500 PSI