13x18x1 Exact MERV 7 AC Furnace Filters 12 Pack Controller Female Trichogramma will parasitize up

Female Trichogramma will parasitize up to 300 pest moth eggs in a lifetime

Ultra-strong

ensuring plants get what they need for peak performance

With an attached hood and boots

Can be used for either the carbon or sediment filter

13x18x1 Exact MERV 7 AC Furnace Filters 12 Pack Controller Female Trichogramma will parasitize upNordic Pure MERV 7 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 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters