8_7/8x19_1/8x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack nutrient-combo Suggested Uses: Use in agricultural

Suggested Uses: Use in agricultural soil and water treatment applications to control a wide range of soil borne pathogens

Give your plants a sturdy growing structure with GROW

Insect Frass contains every macro- and micronutrient

Immunity booster

8_7/8x19_1/8x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack nutrient-combo Suggested Uses: Use in agriculturalNordic Pure Custom MERV 7 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition