The Cabin air filter is designed to hinder dust, exhaust gases and bacteria so they won't get into your vehicle's ventilation system. This significant cleaning device is very necessary in maintaining the comfort in your Mercedes' interior. Cabin air filters are said to be six times dirtier than the polluted air outside. Hence, you should replace your Mercedes Cabin air filter, following the replacement interval on the owner's manual. The usual life span of a standard cabin air filter is 10,000 to 15,000 miles of travel or at least once a year. Your cabin air filter should not be cleaned and re-used in the vehicle's ventilation system. The correct maintenance and replacement procedures for your Mercedes cabin air filter are always available in the owner's manuals, so spend time to check them out. Most Cabin air filters are manufactured with carbon impregnation for trouble-free eradication of pollutants. You need to keep the remarkable condition of your Mercedes cabin air filters to ensure that the significant processes in the HVAC (Heating, Ventilation, and Air-conditioning system) will not affect the quality of air supply inside your Mercedes model. Faulty cabin air filters can produce bacteria and mould especially during rainy days. And worse, the damage can even lead to poisoning. Indeed, your health is always at risk if you do not take the necessary action and give ample attention to your damaged Mercedes Cabin air filter. There are two basic types of cabin air filter: the standard and the carbon-layered. The standard type just does the job of filtering dust, pollen and diesel particles. On the other hand, the carbon- layered type id designed to take away unpleasant smells, ozone compounds, and emissions aside from filtering the contaminants. For your cabin air filter needs for your Mercedes vehicle, our parts auto parts catalog is always here to facilitate your auto-part search. If you happen to run into some search troubles, our customer service agents will attend to your queries and clarifications.