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The NORDIC PURE 18x25x2M14-3 is a MERV 14 pleated air filter sold in a 3-pack, designed for residential and commercial HVAC systems that require high-efficiency particulate capture. Each filter measures 17.5 x 24.5 x 1.75 inches actual size with a nominal size of 18x25x2. The filter media is hypoallergenic, antimicrobial, and electrostatically charged to attract and hold airborne contaminants. The frame is constructed from moisture-resistant beverage board for durability in variable-humidity environments. Licensed HVAC technicians and building maintenance professionals install this filter in furnaces and air handlers where indoor air quality is a priority.
This filter is suited for residential high-efficiency HVAC systems and commercial air handlers rated to support MERV 14 filtration or higher. At MERV 14, the filter captures fine particles including bacteria, smoke, virus carriers, and submicron dust that lower-rated filters pass through. Systems previously using HEPA-equivalent filtration will find this an appropriate OEM-style drop-in replacement. Change intervals of 1 to 3 months are typical, though environments with pets, heavy dust, or occupants with respiratory sensitivities may require more frequent replacement. The 3-pack format reduces service call frequency and supports scheduled maintenance programs.
Designed for HVAC furnaces and air handlers with a nominal 18x25x2-inch filter slot that are rated to handle MERV 14 filtration or higher. Verify system airflow capacity before installing MERV 14 filters, as high-efficiency media increases static pressure compared to lower MERV ratings.
Installation is performed by a licensed HVAC technician or qualified maintenance professional. Power down the HVAC system at the disconnect before removing the old filter. Confirm the actual opening dimensions match the filter actual size of 17.5 x 24.5 x 1.75 inches before installation, as nominal sizes differ from actual sizes. Verify that the system air handler is rated for MERV 14 or higher before use, as restricted airflow from high-efficiency media can stress undersized blower motors.
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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