20x26x1 MERV 8 AC Furnace Filters 6 Pack trays This mode of action is

This mode of action is effective on the egg

Aids in antioxidant production in plants

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but is can also be applied directly to plants to prevent/treat/control plant diseases and algae growth

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20x26x1 MERV 8 AC Furnace Filters 6 Pack trays This mode of action isNordic 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