21 1/2x23x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack vacuum pump Store closed in original packaging

Store closed in original packaging at a temperature between 45° F and 85° F

climates and plants

Antenna Interface:         Standard SMA Female Antenna Interface

All models include an automatic restart feature to maintain settings and allow the unit to be used with external humidity controllers

Perfect for all Tanks 50-3000 gallons and a MUST-HAVE for any Feed Tank over 5 feet tall

21 1/2x23x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack vacuum pump Store closed in original packagingNordic 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.