15x23x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack new releases 850 μmol per second output

850 μmol per second output (S4 Spectrum)

Additional Benefits:

and instruction manual

24 x PotPro™ | Platform

Refer to the manufacturer's label (DOCS tab) for full crop-specific rates and timing

15x23x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack new releases 850 μmol per second outputNordic Pure Custom MERV 8 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