23 1/2x25x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack soil nutruient Calyx Magnum can be used

Calyx Magnum can be used by the indoor and outdoor home gardener for all varieties of plants

Always dilute before mixing with other nutrients

Configuration: 5 x 10Outside dimensions (inches): 10

A high-airflow exhaust fan designed to ventilate out heat

indoor/outdoor nurseries

23 1/2x25x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack soil nutruient Calyx Magnum can be usedNordic 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.