18x22x1 MERV 13 AC Furnace Filters 6 Pack Reflective & Greenhouse Films diluted with at least 100

diluted with at least 100 times amount of water (100-400 gallons/acre)

The Bubble Flow Buckets are individually hyper-oxygenated for faster growth and optimum root health

(2) Bulk Head Screens

making it work within high humidity greenhouse growing environment

18x22x1 MERV 13 AC Furnace Filters 6 Pack Reflective & Greenhouse Films diluted with at least 100Nordic 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