8x20x1 Pleated Air Filters MERV 13 Plus Carbon 24 Pack beneficial microbes While the custom micron screens

While the custom micron screens are REMOVABLE & WASHABLE

Calibration and conductivity standard solutions

The only "Solution Grade" bloom guano powder available

PhysioSpec Indoor: 85W

8x20x1 Pleated Air Filters MERV 13 Plus Carbon 24 Pack beneficial microbes While the custom micron screensNordic Pure 8x20x1 MERV 13 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