20x20x6 MERV 14 Magna High Temp 750 M DH FG DSGMAGAD2020A3H37 $429.64 SKU: MAGAD2020A3H37 Back $429.64 Quantity -+ Add to Cart Details 20x20x6 MERV 14 Magna High Temp 750 M DH FG DSG DetailsBackDetails20x20x6 MERV 14 Magna High Temp 750 M DH FG DSGSee MoreSee Less