13x18x1 Exact MERV 13 AC Furnace Filters 6 Pack microbes • ½” recovery lines

• ½” recovery lines

- Everything you need to control a small indoor facility

Liter Capacity: 146L

Hi-Brix Grow & Hi-Brix Bloom are two-part plant foods for hydroponics and soil

5 ml per liter of nutrient solution

13x18x1 Exact MERV 13 AC Furnace Filters 6 Pack microbes • ½” recovery linesNordic 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