6x20x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Bio-Fertilizer Directions

Directions

store and use as needed

• Patented open reflector design increases effiency to 95%

You can replace the original 150-micron screen with the larger screen size of 220-micron which also includes necessary hardware for installation

This 36 or 48 inch assembly will install right where you need it

6x20x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Bio-Fertilizer DirectionsNordic Pure Custom MERV 13 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