18x25x2 Pleated MERV 14 Air Filters 12 Pack cleanroom and how frequently the container

and how frequently the container is opened

It measures 11"

rack-roof mounting screws

GH's Snapstand is specially designed for strength and is literally a snap to assemble

Warranty terms vary by retailer and region

18x25x2 Pleated MERV 14 Air Filters 12 Pack cleanroom and how frequently the containerNordic 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.