16x30x2 Pleated MERV 12 Air Filters 3 Pack nutrients-and-supplements and better air filtration with

and better air filtration with extended operation life beyond that of competitor brands

A chiller can be run with the recovery tank to aid recovery times

optional calibration and a remote 15' low drift CO2 sensor with photocell

Contains 2% stable iron ions that helps prevent yellowing (chlorosis) of leaves

Diamond Black is derived from 100% pure Leonardite

16x30x2 Pleated MERV 12 Air Filters 3 Pack nutrients-and-supplements and better air filtration withNordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different