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The NORDIC PURE 18x20x2PM12C-3 is a MERV 12 pleated plus carbon air filter sold in a 3-pack, designed for residential and light commercial HVAC systems including forced-air furnaces and central air conditioners. The filter uses a dual-layer construction that fuses MERV 12 rated pleated media with an activated carbon layer, delivering both particulate capture and odor control in a single filter. This design provides less flow restriction than standard carbon filters and increases surface area by approximately 33 percent. The nominal size is 18x20x2 inches with an actual size of 17.5 x 19.5 x 1.75 inches. Licensed HVAC technicians and qualified homeowners install this filter.
This filter is suited for residential homes and offices where both high-efficiency particulate filtration and odor or VOC control are required. It performs well in households with pets, smokers, allergy sufferers, or occupants sensitive to airborne contaminants. The MERV 12 rating makes it appropriate for systems that can support mid-to-high efficiency filtration without significant static pressure concerns. It is commonly used during home renovation periods when dust and particulate levels are elevated. Nordic Pure recommends replacing the filter every 30 to 90 days depending on environmental conditions.
Designed as an OEM-style replacement filter for residential and light commercial forced-air furnaces, central air conditioners, and heat pumps that accept a nominal 18x20x2 inch filter. Verify your system opening against the actual size of 17.5 x 19.5 x 1.75 inches before installation. MERV 12 performance is equivalent to an MPR rating of 1500 to 1900.
Turn off the HVAC system at the thermostat and disconnect power before replacing the filter. Confirm airflow direction by matching the arrow printed on the filter frame to the direction of airflow toward the blower. Measure the actual filter slot dimensions before ordering to confirm fit, as nominal sizes differ from actual sizes. Replace the filter every 30 to 90 days to maintain system efficiency and indoor air quality.
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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