21_1/2x23_5/16x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack vacuum producing up to 428 CFM

producing up to 428 CFM and 43 dBA in noise

Ensures the safest water

for Commercial Cultivation

you have come to the right spot

Bio·Grow® is a complete fertilizer for the growing period

21_1/2x23_5/16x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack vacuum producing up to 428 CFMNordic Pure Custom MERV 13 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