EMAX FILTER102 40 - 60 HP Rotary Screw Main Cabinet Filter Element - 37 1/8" Wide X 21 3/4" Tall X 3/4" Thick ~ Merv 8 Filtration Level ~ 1 Required Per Unit
EMAX FILTER099 15 - 20 HP Rotary Screw Main Cabinet Filter Element (20" Wide X 21 5/8" Tall X 3/4" Thick) Merv 8 Filtration Level ~ 1 Required Per Unit
EMAX FILTER098 5 - 10 HP Rotary Screw Main Cabinet Filter Element : 19 3/4" Wide X 15 3/4" Tall X 3/4" Thick : Merv 8 Filtration Level 1 : 1 Required Per Unit