22x24_1/4x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack grow-light-ballasts 10" unit with two corona

10" unit with two corona discharge cells

100% cold-pressed neem oil to keep leaves clean and plants healthy

Sulfur (ppm)

(2) RAW Potassium - 8 oz

120V Grounded 3 Outlet 25 ft Extension Cord

22x24_1/4x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack grow-light-ballasts 10" unit with two coronaNordic Pure Custom MERV 14 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