17x20x1 MERV 8 AC Furnace Filters 12 Pack beneficial microbes Continuously records data to the

Continuously records data to the included microSD card every 5 seconds

Cranberry Root Weevil

Filbert Worm

Research and development began in 2005 and the first batch was released in Canada in 2014

ladybird beetles (ladybugs)

17x20x1 MERV 8 AC Furnace Filters 12 Pack beneficial microbes Continuously records data to theNordic Pure MERV 8 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 and other contaminants are removed. MERV 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters