16x21_1/2x1 Exact MERV 14 AC Furnace Filters 6 Pack bloom nutrients Flowering Footprint 4' x 5'

Flowering Footprint 4' x 5' at 30" Veg Footprint 6' x 6' at 36” System Efficiency 171 Lm/W System PPF Efficacy 2

5hp blower works with the leaf collector in order to produce the 2000 CFM airflow capacity necessary for proper suction

Rigid shape does not fold over when watering or filling

It’s designed to be the true 1:1 replacement for the fixture that helped revolutionize the industry nearly three decades ago

16x21_1/2x1 Exact MERV 14 AC Furnace Filters 6 Pack bloom nutrients Flowering Footprint 4' x 5'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.