18x24x4 (3 5/8) Pleated MERV 13 Air Filters 6 Pack Cone Filler and fungus gnats

and fungus gnats

Keep better track of usage hours

Hanna's cleaning solutions eliminate impurities and residues that are left on electrode surfaces when immersed in samples during measurement and stored incorrectly

The Active Air Heavy Duty 18" Pedestal Fan provides superior air circulation with excellent durability

Perfect for Veg – Flower – Young plants

18x24x4 (3 5/8) Pleated MERV 13 Air Filters 6 Pack Cone Filler and fungus gnatsNordic Pure 18x24x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, smoke particles, smog, virus carriers, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a