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The NORDIC PURE 19x21x1ExactCustomM12+C-6 is a custom-cut, pleated AC and furnace air filter built to MERV 12 performance standards with an integrated carbon layer. It is designed for residential and light commercial HVAC systems where standard nominal sizes do not fit the filter slot. The filter uses electrostatically charged synthetic media combined with activated carbon to capture airborne particulates and reduce odors in a single pass. At MERV 12, it captures over 90% of particles between 3 and 10 microns, and 80% to 90% of particles between 1 and 3 microns. This unit ships as a 6-pack and is installed by HVAC technicians or knowledgeable property owners familiar with their system filter dimensions.
This filter is suited for residential forced-air furnace and air conditioning systems where the actual filter opening measures 19 inches by 21 inches by 0.75 inches. Because it is a custom exact-fit size, it is manufactured by cutting down or combining standard filter frames, which may include tape reinforcement at the seams. The 2-part reinforced frame is designed to maintain structural integrity and consistent airflow throughout the filter service life. This product is appropriate for environments with allergy concerns, pet dander, cooking particulates, mold spores, smoke, or other elevated indoor air quality demands.
Designed for HVAC systems with an actual filter opening that accepts a 19 inch by 21 inch by 0.75 inch exact-size filter. This is a custom size; verify the actual dimensions of your current filter before ordering, as this product is not eligible for returns. Standard nominal sizes may not match this opening.
Power down or set the HVAC system to off before removing the old filter and installing the new one. Confirm airflow direction arrows on the filter frame align with the direction of airflow in the system before seating the filter. Because this is a custom exact-fit filter, the actual dimensions should be within 0.125 inches of the measured opening for proper fit and filtration performance. Nordic Pure recommends replacing the filter every 30 to 90 days depending on indoor and outdoor environmental 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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