AirPura Tar-Barrier Pre-Filter is AirPura replacement Tar-tapping pre-filter pack of 6 for AirPura T600, T600DLX air purifiers.
AirPura Tar-barrier pre-filter is a 1-inch thick special pre-filter with improved ability to trap tars in tobacco smoke.
Tar-barrier pre-filter protects the air filtration system from getting soiled by heavy tars in tobacco smoke.
Tar-barrier pre-filter has an effective surface area of 570 sq. inch and covers the entire internal surface of the polluted air intake.
The tar-barrier pre-filter has to be replaced regularly to keep the performance of the air purifier at a sufficient level.
The tar-barrier pre-filter's lifetime - 2 - 4 months (depends on the air purifier usage and the smoking habit).