20x28x1 Exact MERV 12 AC Furnace Filters 6 Pack ventilation and ducting • Designed for electronic/digital ballasts

• Designed for electronic/digital ballasts

and lighting recommendations

Spider mites destroy plant cells by sucking out their contents

This knife can also be used on a variety of thicker-stemmed plants

Grape Mealybug (Pseudococcus maritimus)

20x28x1 Exact MERV 12 AC Furnace Filters 6 Pack ventilation and ducting • Designed for electronic/digital ballastsNordic 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