15_1/4x15_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack spl_nextlight Developed through years of research

Developed through years of research

EC Calibration Automatic

Pests can’t build immunity to it

encourages rapid plant

Zone A can control the same-powered drivers as Zone B OR Zone B can be set to control different powered LED drivers

15_1/4x15_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack spl_nextlight Developed through years of researchNordic 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