18x20x2 Pleated MERV 10 Air Filters 12 Pack Reflectors & Grow Lights Apply to roots or foliage

Apply to roots or foliage every 2–4 weeks

Refrigerant: R410A/27

please research how to safely handle this product - and read the MSDS

and cannot run double-ended (DE) lamps

making phosphorous available to the plants

18x20x2 Pleated MERV 10 Air Filters 12 Pack Reflectors & Grow Lights Apply to roots or foliageNordic Pure MERV 10 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 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies