18x24x4 (3 5/8) Pleated MERV 10 Air Filters 2 Pack spl_hi Autoclaveable polypropylene plastic tray

Autoclaveable polypropylene plastic tray

The larger layouts provide frustration free maneuvering

Every cylinder is inspected and tested by a DOT and TC authorized independent inspection agency

The Three Tray Bottom Heat Package includes heat mats and a thermostat to keep the seedlings at optimum temperatures

The Precision Blade Sharpener quickly sharpens your Hydrofarm Precision Pruners with a few easy strokes

18x24x4 (3 5/8) Pleated MERV 10 Air Filters 2 Pack spl_hi Autoclaveable polypropylene plastic trayNordic Pure 18x24x4 Pleated Air Filters MERV 10 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, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a heavy duty, moisture resistant beverage