Accumulair Carbon Odor Block filters are air filters designed to filter the entire household. Accumulair also offers custom made filters to fit any filter system. They use electrostatic filtration to remove air pollutants like dust, pet dander, pollen, mold, smoke, and bacteria from the home. However, they are unable to trap odors. Odors are extremely tiny gas particles that accumulate in houses with poor air ventilation. Most filters, including the Accumulair electrostatic filters, are unable to trap odors. However, odors can be removed by carbon filtration. The Accumulair Carbon filter is specifically designed for the purpose of removing and reducing common household odors. Features Carbon filtration Reduces household odors Carbon impregnated disposable pleated panel filters. Each filter lasts up to 3 months. A simple solution for controlling both odors and dust particles. Ideal applications include odors from cooking, new paint, new carpet, bathroom smells, cigarette smoke odor, pet odors. Can be installed in virtually any HVAC system without modifications. Odorous gases and vapors are attracted to and held by the unique properties of the activated carbon material. Size 2 in. Pack 4 Dimension 20 x 20 x 2 in. Construction The Accumulair Carbon filter is constructed of a special activated carbon impregnated filter media. The special pleated shape of the filter media allows for maximum odor capturing capacity and also lowers resistance to airflow. The pleated carbon media is laminated to a recyclable, galvanized, and corrosion resistant metal backing that adds strength to the filter. The pleated media pack is then bonded to the inside of a two piece heavy duty die cut frame that protects the filter against warping and bending from the heavy pressure of airflow. This die cut frame is also designed with diagonal and horizontal grid supports that add stronger durability and extra support. Activated carbon impregnated filter media Pleated shape Low resistance to airflow Recyclable, galvanized, corrosion resistant metal backing Two piece heavy duty die cut frame Special Use The Accumulair Carbon filters can be used anywhere for the household, office, restaurant, or school, etc. They can be installed in any existing filter system and are great for both residential and commercial use. They also make great pre-filters for trapping odors and allergens before they enter the main filter, which allows for longer filter life and higher filtration efficiency. Removes Common household odors, such as: Cooking odors Pet odors Tobacco odors Garbage odors Musty odors Bathroom odors Gaseous vapors Smoke Airborne particulates like dust, dander, and pollen Ideal For Anyone looking for fresher, healthier air Anyone with poor air ventilation Anyone suffering from second hand smoke Anyone suffering from offensive odors