Alen T500 Allergen-Reducing 22-Inch Tower Air Purifier with HEPA Filter for Household Chemicals & Smoke, 500 SqFt; Black PURE AIR FOR LIFE: We understand things happen, which is why Alen offers the industrys first and only Lifetime Warranty YOULL RECEIVE: 1 T500 Air Purifier, 1 HEPA-Fresh filter best for removing smoke, household chemicals, and cooking odors POWERFUL COVERAGE: T500 is perfect for bedrooms, offices, and other spaces up to 500 SqFt INNOVATIVE DESIGN: Packs full-size performance into a sleek, compact tower with 12 designer panel options to fit seamlessly into your home, no matter your style WHISPER QUIET: Provides a gentle and steady tone, so even when it's working its hardest, you just might forget it's there