15x15x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack fluorescent-lighting This electrode has a triple

This electrode has a triple ceramic junction in the outer reference cell and the conic pH sensing tip is made with low temperature glass

ideal for color coding strains

please ensure that treated seeds are not accessible to birds as ZeroTol is toxic to them

110v/208v/240v/277v compatible

Color Temp / CRI 5500 /74 K/CRI

15x15x1 Exact MERV 13 Plus Carbon AC Furnace Filters 12 Pack fluorescent-lighting This electrode has a tripleNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.