Dust Plus 24 X 24 X 2

Description   ALLERGY RELIEF AND ODOR CONTROL IN ONE PREFILTER     WASHABLE ELECTROSTATIC  PREFILTER 24″ x 24″ X 2″ (nominal)   23-1/2″ x 23-1/2″ x 1-7/8″ (exact) REPLACEABLE BACK PANEL WITH ACTIVATED CARBON FOR ODOR/FUME REMOVAL GALVANIZED STEEL FRAME WIRE REINFORCED EXCLUSIVE ACCUMULATOR CHAMBER DESIGN FOR MAXIMUM PERFORMANCE REPLACEMENT ODOR PANELS, SOLD IN 4-PACKS U/L CLASSIFIED AS TO FLAMMABILITY ONLY LIFETIME WARRANTY ON PREFILTER FILTRATION EFFICIENCY DUST HOLDING CAPACIY (grams) AIR FLOW RESISTANCE FRAME ALLOY MODEL DE 91% 160 0.16 STAINLESS MODEL EF 82% 105 0.11 STAINLESS MODEL LR 74% 110 0.07 STAINLESS MODEL MF 90% 123 0.19 STAINLESS MODEL DPCH 78% 115 0.19 GALVANIZED GOLD 94 94% 165 0.12 ALUMINUM GOLD82 82% 119 0.08 ALUMINUM SILVER 94 94% 165 0.12 GALVANIZED SILVER 82 82% 119 0.08 GALVANIZED FLEX 94 94% 165 0.12 FLEXIBLE FLEX 82 82% 119 0.08 FLEXIBLE DOWNLOAD SPEC SHEET