wa888Page 1 Model: WA-888 True HEPA-13 Medical Grade Filter Air Purifier For indoor use only _____ User Manual...; Page 2 Thank you for purchasing Wagner Air Purifier. Before you proceed toWagner & Stern air purifier WA888 ozone free, HEPA-13 medical grade filter for large air particles, dust, odors, smoke, VOC, pollen pet dander