Filter assembly and method with polyimide

Filter assembly for air purifier

Filter assembly having filter retainer apparatus

Filter assembly of an air filter

Filter assembly with a double sealing lip

Filter assembly with compressed media edge seal

Filter assembly with cost effective seal

Filter assembly with pleated media V-packs, and methods

Filter body of a fluid filter, especially an air filter

Filter cap

Filter cartridge

Filter cartridge

Filter cartridge

Filter cartridge

Filter cartridge

Filter cartridge

Filter cartridge

Filter cartridge

Filter cartridge and a method for its manufacture

Filter cartridge arrangement