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The NORDIC PURE 15x25x1CustomM13+C-6 is a custom-cut, pleated MERV 13 plus carbon air filter designed for residential and light-commercial HVAC systems, including forced-air furnaces and central air conditioners. This filter ships as a 6-pack with a nominal size of 15x25x1 and an actual size of 14.5 x 24.5 x 0.75 inches. The MERV 13 rating captures over 90% of airborne particles between 1 and 10 microns, and 50% to 70% of particles between 0.3 and 1 micron. The activated carbon layer adds odor reduction to the standard particulate filtration. Licensed HVAC technicians and experienced DIYers install these filters in standard 1-inch filter slots.
This filter is suited for residential forced-air systems where a standard nominal size does not fit the filter cabinet precisely. It targets environments with elevated concerns about allergens, odors, smoke, pet dander, mold spores, bacteria, and fine particulate matter including smog. Because this is a custom-made product cut to the exact dimensions entered at the time of order, it is not a stock-size replacement. Technicians servicing multi-unit residential buildings or older systems with non-standard filter bays are typical end users. For 1-inch filters, a replacement interval of 30 to 90 days is recommended depending on local air quality and system runtime.
Designed as a custom OEM-style replacement for any residential or light-commercial forced-air furnace or central air conditioning system with a filter slot accepting a nominal 15x25x1 filter. Actual filter dimensions are 14.5 x 24.5 x 0.75 inches. Verify the actual opening dimensions before ordering, as custom sizes are not eligible for returns.
Power down the HVAC system at the thermostat or disconnect before replacing the filter. Note the airflow direction arrow printed on the filter frame and orient it so the arrow points toward the blower. Measure the actual filter slot opening before ordering a custom size - the actual filter should fit within 1/8 inch of the measured opening in both length and width. Custom-made filters are not returnable, so confirm dimensions with a tape measure prior to placing the order.
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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