Introducing the Envion Blade Filter Ionic Pro Elite Air Purifier, covering 265 square feet. Envion, part of Boneco, focuses on air solutions for homes. Boneco, started by Hans and Roland Frei in 1956, offers Envion products for healthier homes. Our purifiers use Ionic Pro Technology, quietly trapping allergens and dust without needing filter changes. Just wipe the collection blades for easy upkeep. With Envion, creating a healthier home is easy and budget-friendly.