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The NORDIC PURE 16x25x3ABM13-1 is a MERV 13 pleated air filter designed as a direct replacement for Trion Air Bear Cub filters requiring an actual 3-inch depth. Rated MERV 13, it captures lint, household dust, pollen, dust mites, pet dander, smoke particles, smog, virus carriers, bacteria, and mold spores. The filter media is electrostatically charged synthetic material with antimicrobial treatment to inhibit bacterial and mold growth inside the filter. The frame is a moisture-resistant beverage board construction reinforced with a bonded metal mesh support grid and two strips of foam tape on two sides for a snug fit. HVAC technicians and mechanical contractors install this filter in residential and light-commercial forced-air systems.
This filter fits forced-air furnaces, air handlers, and whole-house filtration systems that accept a 3-inch-depth cartridge with a nominal size of 16x25x3 inches. The actual dimensions are 15.81 x 24.31 x 3 inches, with the depth being exactly 3 inches rather than fractionally undersized as is common with many competing filters. This makes it a direct fit for housings that require a true 3-inch depth. It is suitable for residential and light-commercial applications where higher-efficiency filtration is needed to address allergy concerns, pet dander, or smoke. Replacement part number 266649-101 from Trion is a noted compatible predecessor.
Replaces Trion Air Bear Cub filters and other filter cartridges that require an actual depth of 3 inches with a nominal size of 16x25x3. Supersedes Trion part number 266649-101.
Power down the air handler or furnace at the disconnect or thermostat before removing the existing filter. Confirm the housing requires a true 3-inch-depth cartridge, as this filter does not reduce depth like many nominal-size filters. Insert with the airflow arrow on the frame pointing toward the blower. Nordic Pure recommends replacing this filter every 3 to 6 months depending on environmental conditions such as pets, renovation activity, or high dust load.
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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