Description
KF Hand Needle Valve Nitrogen Tested KF Type:KF25 Nordic Pure 18x25x1 MERV 7 Nordic Pure 18x25x1 MERV 7 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home Ideal for use with the charcoal filter on exhaust ducts