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The NORDIC PURE 12x30x1PolyGreen-4 is a MERV 6 polyester air filter sold in a pack of four, designed for use in residential and light commercial HVAC systems. Each filter has a nominal size of 12x30x1 inches and an actual size of 11.63 x 29.50 x 0.75 inches. The polyester media captures airborne particles including dust, pollen, and common household allergens while maintaining adequate airflow through the system. Licensed HVAC technicians and property maintenance personnel are the typical installers, though the straightforward slide-in design suits knowledgeable DIYers as well.
This filter fits standard 12x30x1 filter slots found in forced-air furnaces, air handlers, and central air conditioning systems in residential homes and small commercial spaces. The MERV 6 rating makes it suitable for applications where basic particulate control is the priority and where higher-restriction filters are not recommended by the equipment manufacturer. Four filters are included per box, supporting a multi-change maintenance schedule.
Designed as a direct replacement for any residential or light commercial HVAC system specifying a nominal 12x30x1 air filter slot.
Power down the HVAC system at the thermostat or disconnect before replacing the filter. Confirm the airflow direction arrow on the filter frame aligns with the direction of airflow toward the blower. Nominal filter sizes are not actual sizes - verify the actual slot opening against the 11.63 x 29.50 x 0.75 inch actual dimensions before installation. Dispose of used filters per local waste guidelines.
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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