Description
Holds less water for improved leaching of fertilizer salts during crop cycle
The fan speed can also operate in an optional minimum setting to maintain cooling and ventilation
ISO Quality certified
A clogged junction will typically exhibit erratic readings that will not stabilize
and other unwanted biological growth
15x30_5/8x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Amendment Holds less water for improvedNordic Pure Custom MERV 7 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