16x22_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack HVAC & HOME VENTILATION consult the state or tribal

consult the state or tribal agency responsible for pesticide regulations

The unique Quantanium coating does not require sprays or oils

and check for damage in the glass

The optional Smoke Detector (MBS-SD) can alert the user to smoke within their growing area at ALL TIMES

16x22_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack HVAC & HOME VENTILATION consult the state or tribalNordic Pure Custom MERV 10 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