Description
Chapin Hydrofeed Fertilizer Injector 16 oz Terp Derp Nordic Pure 18x24x4 MERV 15 Nordic Pure 18x24x4 MERV 15 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home Maintaining a stable and safe level of pH between 5