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The NORDIC PURE 20x24x1PolyGreen-4 is a MERV 6 polyester air filter sold in a 4-pack, designed for use in residential and light commercial HVAC systems. Each filter carries a nominal size of 20x24x1 inches and an actual size of 19.5 x 23.44 x 0.75 inches, ensuring a snug fit in standard filter housings. The polyester green media captures common airborne particles including dust, pollen, and lint, helping maintain airflow while protecting system components. HVAC technicians and property maintenance professionals install these filters as part of routine preventive maintenance programs.
This filter is suited for standard 1-inch filter slots in residential forced-air furnaces, air handlers, and central air conditioning systems. The 4-pack format reduces service call frequency by providing multiple replacement filters in a single order. Its eco-friendly polyester media is manufactured in the USA, supporting consistent quality control and reduced environmental impact over the product lifecycle.
Designed as an OEM-style replacement for residential and light commercial HVAC systems accepting a nominal 20x24x1 inch filter.
Installation is performed by HVAC technicians or qualified maintenance personnel. Always shut down the air handler or furnace at the disconnect or thermostat before replacing the filter. Confirm airflow direction arrows on the filter frame align with system airflow before seating the filter. Follow local mechanical codes and the equipment manufacturer's recommended filter change intervals.
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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