17_1/4x19_1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack soil nutruient while secure elastic wrists and

while secure elastic wrists and ankles work together to keep sleeves and pant legs in place to prevent skin exposure

Use with a Drip Shield or as a standalone dripper in your medium

aged forest product

Ceramic micromole output within the PAR (Photosynthetically Active Radiation) spectral range

with smooth and shallow drainage channels

17_1/4x19_1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack soil nutruient while secure elastic wrists andNordic Pure Custom MERV 14 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