15x24x1 Exact MERV 14 AC Furnace Filters 6 Pack bloom nutrients Frosted lens to properly blend

Frosted lens to properly blend spectrum

No fillers are used

It will make plants stronger and healthier and is ideal for after-planting stem cuttings when the first roots are visible

Secure Shut-Off Prevents water waste and accidental close-offs

15x24x1 Exact MERV 14 AC Furnace Filters 6 Pack bloom nutrients Frosted lens to properly blendNordic 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.