20x20x6 MERV 14 Magna High Temp 900 M SH FG DSGMAGAH2020A3H39 $469.92 SKU: MAGAH2020A3H39 Back $469.92 Quantity -+ Add to Cart Details 20x20x6 MERV 14 Magna High Temp 900 M SH FG DSG DetailsBackDetails20x20x6 MERV 14 Magna High Temp 900 M SH FG DSGSee MoreSee Less