13x21_3/4x1 Exact MERV 14 AC Furnace Filters 6 Pack stocked • High cation exchange capacity

• High cation exchange capacity

High balanced output between 400 nm and 700 nm drives strong vegetative growth through flower

this reflector will deliver unprecedented output

Experience healthier plants with fewer signs of stress and burn

DOSAGE RATES FOR SOIL/COCO/HYDROPONICS:

13x21_3/4x1 Exact MERV 14 AC Furnace Filters 6 Pack stocked • High cation exchange capacityNordic 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.