12x36x1 Pleated MERV 13 Air Filters 6 Pack Plant Support entomopathogenic nematode ready to attack

entomopathogenic nematode ready to attack the prepupal stage of the Small Hive Beetle (Aethina tumida) in the soil

Translucent rubber for easy viewing of measurements

Superior chemical resistance

double Ag/AgCl reference

Blue output for healthy plant growth and robustness

12x36x1 Pleated MERV 13 Air Filters 6 Pack Plant Support entomopathogenic nematode ready to attackNordic 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