20x22_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack cube Higher lumen output than magnetic

Higher lumen output than magnetic ballasts

Guard ‘n Spray is an organic

seaweed (Ascophyllum nodosum)

high-performance operation

The CenturionPro Tabletop Pro is the smallest most efficient tumble style trimmer in the world

20x22_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack cube Higher lumen output than magneticNordic 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