- Compatible models: 360-degree combi glass HEPA carbon air purifier filters are fully compatible with Dyson Tower Purifier Pure Cool Link TP01, TP02, TP03, AM11 and BP01 to maintain peak performance. Compared to Part # 968126-03, 305158-01, 305159-01, 308400-01, 308401-01. If you are unsure about models, contact us and we will respond within 24 hours. - 3-stage filtration: 3-in-1 H13 Grade True HEPA Filtration System includes Nylon Preliminary Filter, H13 Grade True HEPA Filter, and Activated Carbon Filter; captures 99.97% of particles down to 0.3 microns. - Superior craftsmanship: uses H13 True HEPA with granular activated carbon and a high-grade standard; designed for lower energy consumption and a lower density structure, verified by the manufacturer. Higher efficiency and less pressure, plus a nano-fiber filter layer that helps reduce noise for better sleep. - Excellent filtration: the combination of Pre-Filter, H13 True HEPA, and High-Efficiency Activated Carbon Filter captures up to 99.97% of particles and reduces unpleasant smells and wildfire gases, supporting year-round air quality. - What you get and usage: 1 x 360-degree Combi HEPA and Activated Carbon Filter and 1 x Clean Brush. Size: 7.52 x 7.48 x 7.52 inches. Replacement every 6-8 months is recommended depending on usage and environment. Easy to install with no tools required; simply replace in the machine unit when needed.