Changing the filters in your MARK-15 Commercial Air Cleaner & Cigar Smoke Removal System on a regular basis is required to maintain the health of the unit Each FK-M15 Annual Filter Kit Includes: (12) - Tackified Pre-Filters - Change Monthly (6) - Activated Carbon Filters - Change Every 2 Months (1) - 12-inch High Efficiency Filter - Change Annually Pre-Filters - The pre-filter should be changed at least once per month. It removes larger particles such as lint, hair, dust, and pollen. This is important because it helps to prolong the life of the High Efficiency filter. Essentially, the pre-filter is the first line of defense in maintaining your MARK-15 Commercial Air Cleaner & Cigar Smoke Removal System.For maximum results, the pre-filter should be replaced at least once per month. Activated Carbon Filters - The activated carbon filter removes odors by adsorbing the odor molecules into the filter. This filter is great for removing odors, gases, and VOCs. Because activated carbon can only adsorb a certain amount of odor molecules, the filter will become less effective if not properly maintained. For maximum results, the carbon filter should be changed every 2 months. High Efficiency Filter - The High Efficiency filter in the MARK-15 Commercial Air Cleaner & Cigar Smoke Removal System removes very small particles. These include smoke (tobacco, burning wood, oil, rosin), dust mites, mold spores, and pollen. The High Efficiency filter can also remove spray paint, ashes, cement dust, auto emissions, textile fibers, fiberglass, hairspray, copier toner, and most viruses, just to name a few. The High Efficiency filter is extremely important to achieve clean air. When used and maintained properly, the High Efficiency filter will dramatically improve your indoor air quality. For maximum results, the High Efficiency filter should be replaced once per year. This replacement Annual Filter Kit is for the MARK-15 Commercial Air Cleaner & Cigar Smoke Removal System
