Compatible Model: HP8 air filter Compatible with Simpure HP8 Air Purifier. AMOYFILTER filter can effectively extend the service life of your machine, and you can fully believe that our replacement filter Efficiency Filtration: The HP8 filter replacement is a 3-in-1 filter, which can effectively tr-ap large particles, filter small particles, and also remove common household odors, so you and your family can enjoy the freshest air possible Clean Air Simplified: When you install HP8 replacement filter to replace the filter, no tools are needed. We suggest that you replace the filter every 6 months for optimal performance, which is more convenient and helps you save time and money Cost-Effective: We always aim for product quality, strictly controlling raw materials and production processes. By choosing our products, you can get all the benefits of original air filters and save a lot of costs for your annual air purifycation needs Hassle-Free Purchase: We are committed to providing quality products and services. If you have any questions, please email us AMOYFILTER 2 Pcs HP8 Replacement Filter Compatible with Simpure HP8 Air Puri-fier Filter, 3-in-1 Filtration with Nano-Silver Ion Pre-Filter, H13 True HEPA Filter and Activated Carbon Filter