10x25x1 MERV 14 AC Furnace Filters 12 Pack Emitters It works on contact in

It works on contact in multiple ways:

RAW® Classic Single Wide size rolling paper with a double feed window

High-output 1700 µmol s-1 PAR and an impressive efficacy of 2

At 630 actual watts and 961 μMol/s total photon flux

When used as directed Athena Mildew Control penetrates plant crevices and leaf surfaces where unwanted biotic infections seek to colonize

10x25x1 MERV 14 AC Furnace Filters 12 Pack Emitters It works on contact inNordic 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.