Glasfloss ZL MERV 10 Pleated Air Filters (Set of 4)

For reliable filtration effectiveness, the Glasfloss ZL MERV 10 pleated 4 inch air filter can be used in AC and Furnace systems for homes, apartments, business properties, school systems, government institutions, and industrial applications. The MERV 10 filter features the latest in media technology to achieve a MERV 10 rating per the ANSI/ASHRAE 52.2 Test Standard, while maintaining low pressure drop and long service life. Glasfloss Z-Line Series MERV 10 filter media is laminated to a heavy-duty, galvanized, metal backing that stabilizes the media during operation. Incorporates 100% synthetic fibres which are electrostatically charged, thermally bonded and are manufactured in an engineered gradient structure. The thermally-bonded fibres do not absorb moisture. The engineered grading structure media supports high dust-holding capacity and long filter service life.