13x20x1 Exact MERV 10 AC Furnace Filters 6 Pack bio soil A taller peak in the

A taller peak in the Far-red to stimulate metabolic activity during flowering

Ambient Temperature/Humidity  95°F [35°C]

Made of clear PVC it can be cleaned quickly with TOM'S RESIN REMOVER

Always check the EC levels and flush when required

Use it to measure on flooring

13x20x1 Exact MERV 10 AC Furnace Filters 6 Pack bio soil A taller peak in theNordic 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