18_1/4x22x1 Exact MERV 12 AC Furnace Filters 6 Pack spl_allstate It contains both the IBA

It contains both the IBA and NAA hormones in a water soluble form

this allows each tumbler to consistently turn with ease at just the right speed and works with the electropolished steel and Quantanium coated tumblers

cleanable sediment filter

Contamination between solutions can easily occur

Manufactured with strong 3M adhesive

18_1/4x22x1 Exact MERV 12 AC Furnace Filters 6 Pack spl_allstate It contains both the IBANordic 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