Nordic Pure 18x24x4 (3 5/8) Pleated MERV 13 Air Filters 6 Pack (18x24x4M13-6)

Nordic Pure 18x24x4M13-6 Pleated MERV 13 Air Filters 6 Pack – 18x24x4 deliver superior filtration for residential and commercial HVAC systems. Made from synthetic materials that effectively attract and capture airborne particles such as lint, dust, pollen, pet dander, smoke, and smog, these filters help maintain clean indoor air. Featuring a heavy-duty, moisture-resistant beverage board frame with a bonded metal mesh support grid, these MERV 13 filters offer durability and excellent airflow for optimal HVAC performance.

Features:

MERV 13 synthetic filtration media captures a wide range of airborne contaminantsElectrostatically charged material enhances particle attraction and captureHeavy-duty, moisture-resistant beverage board frame with metal mesh support grid for durabilityEfficiently traps smoke, pollen, dust mites, pet dander, and smog

Benefits:

Improves indoor air quality by reducing airborne allergens and pollutantsSupports HVAC system efficiency and reduces maintenance costsIdeal for homes, offices, and commercial spaces requiring higher filtration

Technical Specifications:

Model: 18x24x4M13-6Nominal Size: 18″ x 24″ x 4″Actual Size: Approximately 17.5″ x 23.38″ x 3.63″Quantity: 6 filters per packRecommended Change Frequency: Every 3–6 months depending on environment and usage

Important Note: Almost ALL furnace filters have a different “actual size” than the nominal size printed on the air filter. It’s best if you measure your air filter for the EXACT size and compare it to our “Actual Size” to ensure your HVAC replacement filter fits perfectly.