Supports plant through the entire growing cycle
Pure Carbon Pleated AC filters are manufactured using a heavy duty
humidity and CO2 and VPD levels without the need to actually control any devices
A powerful gardening tool
more compact plants
12x20x1 Pleated MERV 13 Air Filters 3 Pack light Supports plant through the entireNordic Pure MERV 13 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200