18x27x1 Exact MERV 14 AC Furnace Filters 6 Pack flowering Highly compatible with organic integrated

Highly compatible with organic integrated pest management programs

User selectable Hi/Low Set Point

or shop displays when wanting to keep roses from opening prematurely

Leafroller (Epiphyas postvittana)

BOSS is exceptional because of its multi-drain capability

18x27x1 Exact MERV 14 AC Furnace Filters 6 Pack flowering Highly compatible with organic integratedNordic 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.