12x24x4 (3 5/8) Pleated MERV 10 Air Filters 6 Pack -power-&-lamp-cords Measures total dissolved solids (TDS)

Measures total dissolved solids (TDS) and temperature

Protects Beneficial Microbes – Preserves the living biology in your root zone and growing media

For Hydroponics

The L-shape blade allows the harvester to utilize a perfectly angled forward facing 4-inch wide blade to accommodate the rapid harvesting of celery

Celery Worm (aka Parsley Worm

12x24x4 (3 5/8) Pleated MERV 10 Air Filters 6 Pack -power-&-lamp-cords Measures total dissolved solids (TDS)Nordic Pure 12x24x4 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