17x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Extension Within 24 hours of application

Within 24 hours of application

Ultra-focused illumination for maximum intensity

Weekly releases for 4 weeks

*Tested and Verified by AHAM - Testing standard of 24 hrs at 80°F

The 710 removes more moisture across all grow conditions than any other dehumidifier on the market today

17x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Extension Within 24 hours of applicationNordic 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