10x18x1 Exact MERV 14 AC Furnace Filters 12 Pack Trimming Shears use 1 teaspoon (5 grams)

use 1 teaspoon (5 grams) per gallon of water or use 11 ozs

• Makes 37

Use it all season long to prevent and control powdery mildew

and the Trim Bin Filter is stackable with all Trim Bins

this formulation is ideal for a variety of growing uses and is designed to meet crop requirements for certified organic growers

10x18x1 Exact MERV 14 AC Furnace Filters 12 Pack Trimming Shears use 1 teaspoon (5 grams)Nordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.