11x32_1/2x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Grow Strong These pleated bouffants protect your

These pleated bouffants protect your hair from contaminants like dust and other particles

Red cushioned handles provide a comfortable grip and controlled cutting

Bluegrass Weevil

Designed for cloning machines

11x32_1/2x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Grow Strong These pleated bouffants protect yourNordic 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