chemicalComposition WARNING: This product can expose you to chemicals including Ethylbenzene which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
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    The Legacy® 12 in. is manufactured with proprietary E-pleat® technology that allows for smooth airflow, even loading, and complete utilization of the media. This high-efficiency, rigid filter is offered in Minimum Efficiency Reporting Value (MERV) 11 or MERV 15 efficiency. The Legacy 12-in. filter offers long filter life and few filter change-outs, with high dust-holding capacity. Energy costs are minimal and pressure drop is low. The high-impact plastic frame and 100-percent synthetic media is completely and fully incinerable.
    • Proprietary E-pleat technology
    • Unique channel flow molded media
    • 100-percent synthetic
    • MERV 11 or MERV 15 efficiency
    • High-impact, lightweight plastic (HIPS) frame
    • Completely incinerable
    • Box-style or single-header construction
    • Foamed hot-melt sealant
    • Classified per UL 900 Standard for flammability
    • Optional gasket
    • MERV 15 earns points toward Leadership in Energy and Environmental Design (LEED) certification
    High-efficiency filtration Extended Surface Rigid Cell Filter Extended Surface Rigid Cell Filter.

Performance Characteristics



Product Type

Extended Surface Rigid Cell Filter




59.3725 cm
23.375 inch

For Fluid Type


Filter Efficiency Rating

MERV 11 & 15

Flow Rate

1000 to 2000 ft3/min


59.3725 cm
23.375 inch

Initial Resistance

0.26 to 0.34 Ω

Materials of Construction

High-Impact Plastic Frame Panels

Maximum Operating Pressure

1.5 inch

Maximum Operating Temperature

170 °F
77 °C



Media Area

46 to 130 ft2

Micron Rating

≥65% 1.0 to 3.0 μm

Mounting Type

HVAC Frame Systems


4.536 to 5.670 kg
10 to 12.5 lb


28.892 to 59.372 cm
11.375 to 23.375 inch

FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCTS DESCRIBED HEREIN OR RELATED ITEMS CAN CAUSE DEATH, PERSONAL INJURY AND PROPERTY DAMAGE. This document and other information from Parker-Hannifin Corporation, its subsidiaries and authorized distributors provide product or system options for further investigation by users having technical expertise. The user, through its own analysis and testing, is solely responsible for making the final selection of the system and components and assuring that all performance, endurance, maintenance, safety and warning requirements of the application are met. The user must analyze all aspects of the application, follow applicable industry standards, and follow the information concerning the product in the current product catalog and in any other materials provided from Parker or its subsidiaries or authorized distributors. To the extent that Parker or its subsidiaries or authorized distributors provide component or system options based upon data or specifications provided by the user, the user is responsible for determining that such data and specifications are suitable and sufficient for all applications and reasonably foreseeable uses of the components or systems. Click here to view all product safety information.

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Auburn Hills, Michigan,
United States, 48326