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Top Pick 20x24x4 Koch Multi-pleat Xl11 Merv 11 High Capacity 102-500-029 (6 Filters) With A 80% Price Cut [M7A5I0Ki]

$35.99 $115.99 -69%

Multi-Pleat XL11-HCUpgrade from standard pleated filterMERV 11 efficiencyLow pressure dropHigh dust holding capacitySuperior EfficiencyThe Koch Multi-Pleat XL11-HC is a medium efficiency extended surface pleated panel filter, engineered to provide hi

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Multi-Pleat XL11-HC

  • Upgrade from standard pleated filter
  • MERV 11 efficiency
  • Low pressure drop
  • High dust holding capacity
  • Superior Efficiency

The Koch Multi-Pleat XL11-HC is a medium efficiency extended surface pleated panel filter, engineered to provide higher initial efficiencies and better overall performance than standard pleated filters.

The Multi-Pleat XL11-HC carries a MERV 11 fractional efficiency rating in accordance with ASHRAE Test Standard 52.2-2017.

The MERV 11 efficiency provided by the Multi-Pleat XL11-HC make the filter an excellent upgrade from disposable filters and ordinary pleated filters in applications such as hospitals, laboratories and pharmaceutical environments.

Multi-Pleat XL11-HC Construction

The Multi-Pleat XL11-HC is produced with a highly specialized, dual-layered 100% synthetic media, developed by Koch Filter specifically for use in extended surface air filters.

The new media is composed of an upstream electrostatically enhanced layer (the E-layer), and a downstream mechanical layer (the M-layer). The dual-layered construction of Multi-Pleat Series XL11 overcomes a common problem found in single-layered electrostatically charged filters. In filters produced with single-layered media, the effectiveness of the electrostatically charged media decreases over time as the filter becomes dirty and the charge dissipates. As the effectiveness of the electrostatically enhanced E-layers decreases, the downstream mechanical M-layer takes over.

High Capacity XL11-HC filters are similar in construction to the Standard Capacity but have the added advantage of approximately 30% more media. The additional media results in extended filter life, making the XL11-HC the ideal filter for use in filtration systems where filter change schedules are predicated on recommended final pressure drop readings.

What Our Customers Say

December 30, 2025

Absolutely no complaints!

This is a very well-rounded and complete solution.

- CompleteSolution.

December 30, 2025

Absolutely no complaints!

This is a very high-utility item.

- HighUtility.

December 30, 2025

Absolutely no complaints!

The product feels very premium for its category.

- MrReviews.

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