6x20x1 MERV 14 AC Furnace Filters 6 Pack Trimming Shears and sturdy construction ensure durability

and sturdy construction ensure durability and reliability and the removable/adjustable base with suction cup feet prevent it from sliding or moving

Full-range pH tester

Full Spectrum White and 660nm Red

NPK: 15-0-15

6x20x1 MERV 14 AC Furnace Filters 6 Pack Trimming Shears and sturdy construction ensure durabilityNordic Pure MERV 14 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.