16x22_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Controller These ingredients pose no risk

These ingredients pose no risk of overexposure and will not aggravate respiratory conditions in most people

CMH technology incorporates spectral wavelengths not found inside the PAR range

Built with the home theater and AV market in mind

Nordic Pure 16x20x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home

16x22_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Controller These ingredients pose no riskNordic Pure Custom MERV 8 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