Filters Actual Height 28 in Actual Inside Dia 9.5 in Actual Outside Dia 13.86 in MERV 12 Configuration Helix Inner Core (Spiral Hot Melt) 2 Poly Bands Out Media Type 70/30 Media Color White Flame Retardant No Max Temp 200 Degrees F Abrasion Resistance Excellent For Use With Dirt/Dust Particulate Removal Application Battery Recycling Dry Chemical Processing Powder Coating Abrasive Shot Blasting