24x20x12 MERV 11 Magna High Temp 900 M DH FG DSG24x20x12 MERV 11 Magna High Temp 900 M DH FG DSG $612.68 SKU: MAGAD2420B1P39 Back $612.68 Quantity -+ Add to Cart Details 24x20x12 MERV 11 Magna High Temp 900 M DH FG DSG DetailsBackDetails24x20x12 MERV 11 Magna High Temp 900 M DH FG DSGSee MoreSee Less