21x21x1 Exact MERV 12 AC Furnace Filters 6 Pack Water Heaters Chillers The operator can choose to

The operator can choose to either wear the Sprayer like a backpack using it's adjustable straps

Extremely easy to set up and use

Apply 2 ml/L (8 ml/gallon) during the last 2 weeks of the vegetative cycle to prime the plant for blooming

It is also compatible with all hydroponic growing systems and growing media

21x21x1 Exact MERV 12 AC Furnace Filters 6 Pack Water Heaters Chillers The operator can choose toNordic 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