D-Series HEPA Filter 12x24x12 – 99.97% 1050 CFM (Sold Individually – Ships 2 Per Box)

D-Series 99.97% HEPA Filter – 12x24x12 (11.5" Actual) – 1050 CFM

Pricing is per filter ($149.50 each). Sold 2 filters per box (minimum order quantity: 2).

This commercial-grade 12x24x12 HEPA filter (actual size 12" x 24" x 11.5", DAMN Filters Part Number BHH12AWN1D) is part of our D-Series line, designed to replace common OEM HEPA filters while maintaining true 99.97% efficiency at 0.3 microns.

Manufactured for consistent performance in commercial and industrial HEPA applications, this filter is commonly used in hospitals, laboratories, cleanrooms, industrial facilities, and commercial HVAC systems requiring high-efficiency particulate removal.

This 12x24x12 HEPA element is often used as a replacement option for commercial air handlers, HEPA housings, portable air scrubbers, negative air machines, and other high-efficiency filtration units.

This D-Series HEPA filter is commonly used as a replacement for both standard and high-capacity HEPA filters depending on system design and airflow requirements.

This filter is also commonly referenced as a 12.0 x 24.0 x 11.5 HEPA filter for applications using decimal-based sizing instead of fractional dimensions.

Equivalent to $279 per box (2 filters per box).

• OEM Make: DAMN Series
• Part Number: BHH12AWN1D
• Filter Type: High-Capacity 99.97% HEPA
• Nominal Size: 12" x 24" x 12"
• Exact Size: 12" x 24" x 11.5"
• Efficiency: 99.97% at 0.3 microns
• Airflow Rating: 1050 CFM
• Gasket Location: Air exit side
• Filter Media: Microglass HEPA media
• Frame: Metal frame construction

Recommended Applications

• Hospitals and healthcare facilities
• Cleanrooms and controlled environments
• Pharmaceutical and biotech production
• Laboratories and research facilities
• Food and beverage processing areas
• Commercial HVAC systems requiring HEPA-level filtration
• Portable air scrubbers and negative air machines
• Industrial air purification systems

Why Choose DAMN Filters D-Series?

• Replacement option for common OEM HEPA part numbers
• True 99.97% HEPA efficiency at 0.3 microns
• Designed for commercial and industrial systems
• Consistent performance and reliable airflow
• Commonly used across a wide range of HEPA filtration applications

Fits Most Commercial HEPA Housings

This filter is designed to fit most standard HEPA housings used in commercial HVAC units, air scrubbers, and containment systems requiring a 12" x 24" x 11.5" high-capacity HEPA filter.

Performance Notes

Actual airflow capacity and pressure drop will vary based on housing design and operating conditions. For best results, replace filters at recommended changeout pressure or sooner in high-dust environments.

If you're comparing OEM filters or matching an existing unit, send us what you're currently using—we’ll help confirm fit.

DAMN Filters offers a full line of HEPA filters.

HEPA Data Sheet

If you don't see the HEPA filter you are looking for or need help confirming fit, call (844) 605-3266 or contact us.

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