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20x20x4 – Merv 11

20x20x4 – Merv 11
AC Furnace Air Filter
$17.37
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Product Description

Filter Size: 20x20x4

Actual Size: 19.5×19.5×4

Actual Size Fraction : 19-1/2×19-1/2×4

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20x20x4 MERV 11 Pleated Air Filters

Elevate your indoor air quality with our 20x20x4 MERV 11 Pleated Air Filters, a superior solution for enhanced filtration and cleaner air. Purchase these high-performing filters online from Custom Filters Direct and experience the benefits of top-notch air quality in your home or office.

Key Features:

  • MERV 11 Efficiency: Our filters are proudly rated MERV 11, ensuring exceptional filtration capabilities. They effectively capture smaller particles like mold spores, pet dander, and fine dust, providing a healthier and more comfortable living environment.
  • Generous Dimensions: With dimensions of 20x20x4 inches, these filters offer an increased surface area for filtration, promoting optimal performance. Enjoy a higher dust-holding capacity and longer filter life for improved longevity.
  • Pleated Design for Enhanced Performance: The pleated structure maximizes the filter’s surface area, allowing for better particle capture and increased efficiency. This design not only ensures superior filtration but also promotes a longer lifespan for the filter.
  • Versatile Fit: Designed to fit a variety of HVAC systems, these filters are a versatile choice for many applications. The 20x20x4 size makes them suitable for standard filter housings, ensuring easy installation and compatibility.
  • Durable Construction: Crafted with durability in mind, our filters feature a robust frame and reinforced pleats. This construction enhances the filter’s integrity and ensures reliable performance even in high-velocity airflow conditions.
  • Convenient Online Purchase: Buy these 20x20x4 MERV 11 Pleated Air Filters online from Custom Filters Direct for a hassle-free shopping experience. Our user-friendly website allows you to effortlessly select and order the filters you need, with convenient doorstep delivery.


Invest in the air quality of your space by choosing our 20x20x4 MERV 11 Pleated Air Filters. With Custom Filters Direct, you’re getting a reliable and efficient solution for a cleaner, healthier environment. Order now and experience the difference that top-tier air filtration can make!