23x25x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_hgc dew point and now CO2)

dew point and now CO2)

cell wall thickness

Please Note a Lead Time of 4 to 6 weeks

The slanted blade results in the best industry cut while working to harvest buds and preserve trichomes

the increased PAR output of the Lucalox™ PSL lamp best simulates natural daylight to maintain plant growth under artificial lighting conditions

23x25x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_hgc dew point and now CO2)Nordic 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