6x12x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack new-releases From the beginner to the

From the beginner to the master gardener

inserted into pebbles

blanketing your canopy with maximum usable light

Healthy and fast growth of the roots

the longest in its class

6x12x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack new-releases From the beginner to theNordic 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