18x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Emitters Surgical stainless steel holds sharper

Surgical stainless steel holds sharper edge longer

keeping growing area temperatures lower and allowing you to position your lamp very close to your plants

Nordic Pure 16x25x1 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

3 in | Total Airflow: 104 CFM | Total Noise: 19 dBA | Bearings: Dual Ball

• It is specifically designed for growing foliage crops

18x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Emitters Surgical stainless steel holds sharperNordic 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