18x18x1 Pleated Air Filters MERV 14 Plus Carbon 3 Pack micro-nutrients plus so much more

plus so much more

They work great for controlling heat mat temperature

5-inches Wide x 5

The water saving polymers reduce watering needs and help prevent over and under watering

Red Flour Beetle

18x18x1 Pleated Air Filters MERV 14 Plus Carbon 3 Pack micro-nutrients plus so much moreNordic Pure 18x18x1 MERV 14 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material while