The Only RZA HEPA Filter Engineered for PTAC Unit's Most HEPA filters are built for standalone air purifiers. The RZ AIRflow HEPA Replacement Filter is different — it's the only HEPA filter specifically designed to fit standard PTAC heating and cooling units, turning your existing HVAC infrastructure into a hospital-grade air purification system. RZ Mask has been engineering precision respiratory and air filtration products since 2011, with 19+ USA and international patents. The AIRflow filter line brings that same exacting standard to commercial indoor air quality. What Does 99.97% Filtration Actually Mean? True HEPA filtration captures 99.97% of airborne particles down to 0.3 microns — that includes dust, dust mites, pollen, mold spores. Built for High-Demand Commercial Environments Universal PTAC Compatibility — Fits all standard PTAC units used in hotels, senior living, and multi-unit apartments 99.97% True HEPA Filtration — Captures dust, mold, pollen, bacteria, and viruses down to 0.3 microns 3–6 Month Filter Lifespan — Engineered for consistent performance across high-occupancy environments Drop-In Replacement — No tools, no contractors, no downtime Healthier Air for Guests & Residents — Reduce allergen complaints and improve air quality scores Who Uses RZ AIRflow HEPA Filters? Property managers, hotel operators, senior living facility directors, and apartment complex maintenance teams rely on RZ AIRflow filters to maintain clean, compliant indoor air quality without replacing existing PTAC infrastructure. Fits into the RZ AIRflow center panel. Replace every 3–6 months for peak performance.
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