21 1/2x24x1 Exact MERV 14 AC Furnace Filters 6 Pack Garden Accessories Soluble Potash (K2O) ………………

Soluble Potash (K2O) ………………

tech grade enzymes

Spider Mites (Tetranychidae)

food grade lubricant belongs

killing the pests and preventing new or worsening infestations

21 1/2x24x1 Exact MERV 14 AC Furnace Filters 6 Pack Garden Accessories Soluble Potash (K2O) ………………Nordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.