18x22x1 MERV 12 AC Furnace Filters 6 Pack Garden Accessories STURDY AND DURABLE – Heavy

STURDY AND DURABLE – Heavy duty plastic construction will endure through many cycles

000 live red composting worms can do for you

The double Ag/AgCl reference provides less noise (unwanted voltages) than gold or silver electrodes

Featuring active temperature and humidity monitoring

Weight - ~13

18x22x1 MERV 12 AC Furnace Filters 6 Pack Garden Accessories STURDY AND DURABLE – HeavyNordic Pure MERV 12 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, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different