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The NORDIC PURE 19x21_1/2x1ExactCustomM7+C-6 is a custom-cut, pleated carbon air filter rated MERV 7 with activated carbon media. It is designed for residential HVAC systems where a non-standard filter size is required. This filter captures common airborne particulates while the carbon layer helps reduce household odors. Each order produces six filters cut to the exact nominal dimensions specified, with an actual size of 19 x 21.5 x 0.75 inches. HVAC technicians and homeowners should measure the existing filter before ordering, as this SKU is made to order and is not eligible for return. Recommended replacement interval for 1-inch filters is every 30 to 90 days depending on environment and use.
This filter is suited for residential gas furnaces and central air conditioning systems that require a custom nominal size of 19 x 21-1/2 x 1 inches. It fits applications where standard off-the-shelf sizes are too large or too small by more than 1/8 inch in any dimension. The reinforced two-part frame supports structural integrity across custom cut configurations, which may include taped joints depending on the dimensions produced. This pack of six provides an adequate supply for a full season of regular filter changes in a typical residential installation.
Designed as a custom OEM-style replacement for residential furnace and central air conditioning systems requiring a non-standard filter size with a nominal dimension of 19 x 21-1/2 x 1 inches. Verify actual filter cavity dimensions before ordering, as custom sizes are not eligible for return.
Installation should be performed by a qualified HVAC technician or a knowledgeable homeowner following local codes. Power down or set the thermostat to the off position before removing the existing filter. Confirm airflow direction arrows on the filter frame align with system airflow before securing in the filter slot. Because this is a custom-made product, measure the existing filter or filter cavity to the nearest 1/8 inch before placing an 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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