11_1/2x11_1/2x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack cleanroom adjust settings and calibrate by

adjust settings and calibrate by a simple push of a button

Reapply each time nutrient solution is changed

with the same accuracy and safety protections across your entire set-up

Instructions:

SunBlaster includes everything you need but seed and soil

11_1/2x11_1/2x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack cleanroom adjust settings and calibrate byNordic 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