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The NORDIC PURE 8x28x1ExactCustomM8+C-6 is a custom-cut, MERV 8 Plus Carbon pleated air filter sized to exact dimensions for residential and light-commercial HVAC applications. This 6-pack ships in a nominal 8x28x1 configuration with an actual size of 8 x 28 x 0.75 inches. The carbon layer targets common household odors while the MERV 8 media captures airborne particles between 3 and 10 microns, including dust, pollen, lint, pet dander, and mold spores at a 70 to 85 percent efficiency rate. Licensed HVAC technicians and knowledgeable homeowners install these filters in forced-air furnaces and central air conditioning systems where a non-standard opening requires an exact-fit solution.
This filter is purpose-built for HVAC systems with non-standard filter openings that cannot accept a nominal off-the-shelf size. The actual dimensions are 8 x 28 x 0.75 inches, making it appropriate for retrofit installations, older equipment, or custom-built air handler cabinets where standard sizing leaves gaps. Each filter is hand-cut to the specific dimensions listed and is manufactured in the USA. The pack of 6 supports a full replacement cycle of 30 to 90 days per filter for typical residential environments, or up to 6 months for thicker variants. For 1-inch filters used in average conditions, a 30-to-90-day change interval is recommended.
Designed for forced-air furnaces and central air conditioning systems with a filter opening that matches an actual size of 8 x 28 x 0.75 inches. Because this is a custom-cut size, measure the existing filter or the filter slot before ordering. Standard nominal sizes may not fit this opening.
Power down the furnace or air handler at the thermostat and the disconnect before removing the existing filter. Confirm airflow direction markings on the filter frame and orient the new filter so the arrow points toward the blower. Because this is a custom-made product, verify the actual slot dimensions to the nearest 1/8 inch before installation. Custom-cut filters are not eligible for return, so accurate measurement prior to ordering is essential.
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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