Nordic Pure air filter 20x25x1 details
Nordic Pure 20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 14 Air Filter 1 Pack (20x25x5LXREDM14-1)
Nordic Pure 20x25x5LXREDM14-1 Lennox X6673_X6675 Replacement MERV 14 Air Filter 1 Pack – 20x25x5 delivers ultra-efficient air filtration for Lennox systems, designed to significantly improve indoor air quality in homes and offices. With a MERV 14 rating, this high-performance filter captures even finer particles than MERV 13, including smoke, smog, bacteria, and virus carriers. It’s the ideal solution for those seeking advanced protection from airborne allergens and contaminants, especially during allergy season or periods of high air pollution.
Superior MERV 14 rating captures very fine particles including bacteria, smoke, and allergens
Compatible with Lennox X6673 and X6675 air filtration systems
Heavy-duty, moisture-resistant beverage board frame for reliable durability
Metal mesh support grid bonded to pleats to maintain structure and airflow
Ideal for environments requiring advanced air purification
Enhances indoor air quality by removing ultrafine particles and irritants
Supports healthier living conditions, especially for sensitive individuals
Boosts HVAC efficiency and extends system lifespan
Helps reduce energy consumption and maintenance costs
Technical Specifications:
Model: 20x25x5LXREDM14-1
Nominal Size: 20" x 25" x 5"
Actual Size: Approximately 19.75" x 24.75" x 4.38"
Quantity: 1 Pack
MPR Equivalent: 2800
Important Note: Almost all furnace filters differ in actual size from the nominal size printed on the filter. Nordic Pure 20x25x5 replacement filters have an actual depth of approximately 4 3/8". Always measure your existing filter or housing to ensure the correct fit before purchasing. For optimal performance and air quality, replace your air filter every 3-6 months.
Product identification
- Brand: Nordic Pure
- Model / MPN: 20x25x5LXREDM14-1
Nordic Pure air filter 20x25x5: see the listed specifications for this model.




