20x25x2 Pleated Air Filters MERV 13 Plus Carbon 12 Pack Tubing These clever little pens make

These clever little pens make it easy to measure the nutrient uptake (pH)

Great stability for any size plant

High quality regulator hose for use with Autopilot liquid propane CO2 generators

Includes a quality UL-listed water pump with pre-filter housing to keep sprayers free from debris and preventing clogging

Do you want to combine Fish·Mix™with your All·Mix®

20x25x2 Pleated Air Filters MERV 13 Plus Carbon 12 Pack Tubing These clever little pens makeNordic Pure 20x25x2 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