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The NORDIC PURE 12x24x4M15+C-2 is a high-efficiency pleated air filter with activated carbon media, designed for forced-air HVAC systems in residential and commercial applications. Rated MERV 15, it captures more than 90% of airborne particulates in the 1.0 to 10.0 micron range and up to 85% of particulates in the 0.30 to 1.0 micron range. The activated carbon flat panel layer adsorbs odorous gases and volatile organic compounds (VOC) while the electrostatically charged synthetic media handles fine particulate capture. This filter ships as a 2-pack with an actual size of 11.5 x 23.38 x 3.63 inches, fitting nominally labeled 12x24x4 filter housings. Licensed HVAC technicians and facility maintenance professionals are the primary installers.
This filter is suited for residential homes, light commercial spaces, and high-efficiency HVAC systems rated to handle MERV 15 filtration and above. Systems previously using HEPA-style filters are well matched to this replacement. The added carbon layer makes it a practical choice for spaces with pets, cooking odors, smoke, or elevated VOC levels. Because MERV 15 filters carry higher air-flow resistance than lower-rated media, the air handler or furnace must be rated to support this filtration level before installation. Nordic Pure MERV 15 Plus Carbon filters are comparable in filtration performance to filters rated MPR 2800.
Designed as a direct replacement for nominal 12x24x4 inch filter slots in residential and commercial forced-air furnace and air conditioning systems rated to accept MERV 15 filters or higher. Verify actual slot dimensions against the filter actual size of 11.5 x 23.38 x 3.63 inches before installation.
Installation is performed by a licensed HVAC technician or qualified maintenance professional. Power down the air handler or furnace at the disconnect before removing the old filter and inserting the replacement. Confirm airflow direction matches the arrow printed on the filter frame. Because MERV 15 media restricts airflow more than standard filters, do not install this filter in systems not rated to support MERV 15 or higher, as it may cause equipment strain or reduced airflow. Nordic Pure recommends replacing the filter every 3 to 6 months depending on indoor and outdoor air conditions.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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