15x30x1 MERV 12 AC Furnace Filters 6 Pack Drying Racks growers can choose from liquid

growers can choose from liquid and/or granular options of the Soax® wetting agent

CAL CHECKTM allows the user to easily check the pH probe calibration status at any time

Soil Drench/Hydroponic Applications – Apply 2-8 mL/gallon once every 7-14 days

This chemical-resistant apron provides frontal protection against chemical splashes and toxic particles

and sunlight to filter through

15x30x1 MERV 12 AC Furnace Filters 6 Pack Drying Racks growers can choose from liquidNordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different