COMPATIBLE WITH DRI-EAZ & PROCHEM SYSTEMS: This primary air scrubber filter is precision-engineered to fit the Dri-Eaz F284, F321, DefendAir HEPA 500, and Prochem Triad AFD. It provides a seamless fit for standard 16x19x2 systems, ensuring reliable, professional-grade filtration for industrial and restoration environments. TRUE HEPA 99.97% FILTRATION FOR PROFESSIONAL JOBS: This HEPA 500 filter replacement captures fine particulate matter, dust, debris, smoke, and airborne particles down to 0.3 microns, ideal for professional remediation projects, construction cleanup, and water-damage restoration. OEM-LEVEL QUALITY AT A BETTER VALUE: A high-efficiency non-OEM HEPA filter replacement that meets or exceeds OEM standards for airflow and filtration performance, keeping your air scrubber, restoration equipment, and jobsite air running clean. INDUSTRIAL-GRADE MEDIA FOR TOUGH ENVIRONMENTS: Built with durable fiberglass + polyester media for long-lasting performance. This restoration HEPA filter maintains strong airflow, traps more particulate matter, and resists premature clogging on heavy-duty jobs. STANDARD 16x19x2 SIZE FOR QUICK INSTALLATION: Precision-cut 16x19x2 HEPA filter ensures a secure fit with no gaps. For extended service life, pair with prefilters and replace regularly during high-dust or remediation environments. The Tiger Tough Products hepa primary filter f321 is a high-performance air scrubber filter replacement specifically engineered for heavy-duty restoration and construction environments. Designed to be fully compatible with the dri eaz f284, the DefendAir hepa 500 air scrubber, and the Prochem Triad AFD, this filter provides a precision fit for any 16x19x2 system. This hepa filter is constructed from a premium fiberglass and polyester media blend, ensuring it maintains a powerful airflow while maximizing its capacity to hold microscopic debris. By choosing this hepa filter replacement, professionals can maintain the efficiency of their equipment during water damage restoration, renovation projects, and industrial cleanup without compromising on filtration quality.

This professional-grade air scrubber filter delivers an impressive 99.97% efficiency rating, successfully capturing airborne particulate matter as small as 0.3 microns. It is particularly effective at managing fine dust, soot, and other microscopic particles that are common on active jobsites, making it an essential component for maintaining a clean workspace. While this is a non-OEM hepa primary filter f321, it is manufactured to meet or exceed rigorous standards for filtration and airflow resistance. Incorporating this hepa 500 air scrubber replacement into your regular maintenance routine helps protect your equipment's motor and ensures that the air being processed is thoroughly scrubbed of fine debris. To achieve the longest possible service life, it is recommended to use this primary filter in conjunction with a pre-filter, especially when working in high-dust environments.