Compatible Models: These updated filter replacements are designed for HP01, HP02, DP01, and DP02 air purifiers. Suitable for HP01, HP02, Hot Cool Link Purifying heater fans, and DP01, DP02 Pure Cool Link desk fans, the H13 True HEPA filter helps maintain clean and fresh air. Always verify your model number before purchasing. Updated 3-Filtration System Design: Featuring the latest 360-degree glass filter technology, these H13 grade HEPA replacement filters utilize a dual filtration system. The advanced design captures particles as small as 0.3 microns, helping your device perform efficiently. Engineered for Your Device: Specifically designed for compatibility, the sealed HEPA 360 glass filter is constructed from borosilicate microfibers for optimal particle capture. The activated carbon layer helps reduce odors and airborne molecules, promoting a fresher indoor environment. Installation requires no tools—simply remove the old filter and insert the new one. Color: White Material: Plastic Package Contents: 2 x Air Purifier Filters Note: The actual product color may vary slightly due to lighting and display differences. Size measurements may have an allowable tolerance of +/- 1-3 cm.