16x21x1 MERV 8 Plus Carbon AC Furnace Filters 12 Pack Environmental Controllers Remember to replace it at

Remember to replace it at the start of each heating season for optimal humidifier performance

This Product Controls These Pests or Diseases: Bean Thrips (Caliothrips fasciatus)

51 x PotPro™ | Link x 1ft (unit)

For larger plots

16x21x1 MERV 8 Plus Carbon AC Furnace Filters 12 Pack Environmental Controllers Remember to replace it atNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.