6x20x1 MERV 13 AC Furnace Filters 6 Pack Electrical Components Shelf Life: 14 days after

Shelf Life: 14 days after delivery (refrigerated and unopened in original container)

spray at 7 day intervals

less residue and more complete spray coverage

then water in the NemaSeek for complementary control of pests in your soil

- Improves uptake

6x20x1 MERV 13 AC Furnace Filters 6 Pack Electrical Components Shelf Life: 14 days afterNordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200