12_3/4x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Aeromixer 5 feet tall and offers

5 feet tall and offers multiple ventilation options with adjustable duct ports

Formula 420 kills spider mites and their eggs and suppresses powdery mildew

All of our carbon dioxide tanks are manufactured in accordance with U

SNS 217C Concentrate Spider Mite Control is a five to one (5:1) concentrate

12_3/4x21x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Aeromixer 5 feet tall and offersNordic 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