HPS/MH Replacement - 600W
Decrease during flowering to keep nitrogen levels accurate
Four-layer design makes it more durable and resistant to leaks
Doesn’t lower the value of produce
Versatile formula for foliar or soil applications
18x24x1 Pleated MERV 14 Air Filters 6 Pack LED Lighting HPS/MH Replacement - 600WNordic 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.