8x12x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Water Heaters Chillers B-Lite Master Zone Controller (Not

B-Lite Master Zone Controller (Not Included)

make sure that pH and EC levels stay within range

Sonoma Gold Grow and Bloom are all-purpose

Adjust the pH as needed

from the first to the last

8x12x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Water Heaters Chillers B-Lite Master Zone Controller (NotNordic 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