13x25x1 MERV 10 AC Furnace Filters 12 Pack hydro-systems Includes a protective cap and

Includes a protective cap and batteries

This unique shape aids in directing root development downward for rapid root development

Fortunately Mason Bees are not susceptible to the Varroa mite which has caused such havoc with honey bees all over north America

· Rated Life (Hours @ 10 Hour/Start) - 15000

13x25x1 MERV 10 AC Furnace Filters 12 Pack hydro-systems Includes a protective cap andNordic Pure MERV 10 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 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies