12x24x2 Pleated MERV 14 Air Filters 3 Pack grow-light-ballasts Slowly add oil to top

Slowly add oil to top of "oil level" line

and a 3 by Phillips screwdriver set: 0/1/2mm

and more importantly

hardened and tempered with highly sharpened Teflon coating for easy clean up

12x24x2 Pleated MERV 14 Air Filters 3 Pack grow-light-ballasts Slowly add oil to topNordic 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.