Want to use your tap water with confidence? Aerus of Towson in Towson, MD sells water treatment systems to residential and commercial customers. You can request a free water quality test to figure out which water filtration system is best for your home or building. We also sell water conditioners.Aerus also offers products that can help improve the air quality in your home or place of business. We sell air purifiers that use ActivePure® Technology.If you're looking for a reliable way to clean your residential or commercial space, ask about Aerus vacuums. We have 99 years of experience in the vacuum and floor care industry. We sell new vacuums and offer vacuum services and repairs. You can also participate in our trade-in program. If you have carpets, you can request our carpet shampooing services.