18x20x2 Pleated Air Filters MERV 13 Plus Carbon 12 Pack MH These controllers are more sensitive

These controllers are more sensitive than any on the market

Use RAW Full Up in conjunction with all nutrients and supplements

Patented Ignition Control

Perfect for soil drenches when preparing growing beds and media

thicker handling straps and larger and thicker handles to prevent tearing

18x20x2 Pleated Air Filters MERV 13 Plus Carbon 12 Pack MH These controllers are more sensitiveNordic Pure 18x20x2 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