Description
24x30x1 Pleated Air Filters MERV 14 Plus Carbon 6 Pack Tubing Reapply each time nutrient solution Reapply each time nutrient solution is changed Nordic Pure 20x25x6 Aprilaire Space Gard 2200 Replacement Air Filters Part 201 MERV 8 Plus Carbon are made of a dual material where the MERV rated material has been fused together with a carbon layer