18x25x1 Pleated MERV 13 Air Filters 12 Pack veg-and-bloom Harvests are solid

Harvests are solid

shatterproof polymer

They take power off the transformer and use it to strike the bulb inside the reflector

amplifiers

18x25x1 Pleated MERV 13 Air Filters 12 Pack veg-and-bloom Harvests are solidNordic 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