janitrol pleated media filter P102-30840_thickness_2-3/8 MERV 11 means that the

MERV 11 means that the filter can stop 50% of particles larger than 1 micron and 90% of 10 microns particles

The filtering material of the Air-T-Rex is thermally fused around a galvanized wire ring

the filtering media has a flexible one inch 'selvedge edge'  that exceeds past the galvanized steel frame to provide a complete gasket seal around the perimeter

Amaircare 1000 HEPA filter cartridge contains 30 sq

janitrol pleated media filter P102-30840_thickness_2-3/8 MERV 11 means that theConstructed with hydrophobic polyolefin fibres which do not absorb moisture, greatly reducing the ability for mold growth. The filters contain no cellulose, which reduces opportunities for mold growth and reduces the use of glue and glue vapours. Because the filter does not allow bacteria to breed, anti bacterial chemical coatings are not needed. It offers low static pressure drop and better airflow, which places less strain on your furnace and lowers