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Worm castings are a natural byproduct of vermiculture (composting with worms) used as a fertilizer and soil amendment
facilitating the measuring of your nutrients
The Drop Air Humidifier is a high-quality humidifier designed to provide the exact level of humidity in any medium-size room
No phytotoxicity
pH adjustment with acid and caustic pumps
16x26x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack biological fertilizer Worm castings are a naturalNordic Pure Custom MERV 12 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
