17_1/4x17_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Steel stake and fungus gnats

and fungus gnats

and breaks down the chemistry of the chemical compound while actively capturing dust

Faster sorting times allow your flower to spend less time in the processing phase of your cultivation

Highly reflective

Slim Size 98/26 Pre-Rolled Cones

17_1/4x17_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Steel stake and fungus gnatsNordic Pure Custom MERV 12 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