Shop our selection of replacement air filters and get free in-store. Most air filters are used in the home's HVAC system and should be cleaned or replaced every month whenever possible. These filters can be used in everything from your HVAC system to your vacuum and standalone air filter devices. In addition to providing fresh, clean air for your home, they can also filter harmful particles to keep you safe from allergens and bacteria.
As air flows through your home's duct system, the filter traps all small particles and prevents them from floating in the air in your home. You can choose how much filter you need and get a replacement air filter that's perfect for your home. When you use an air filter, it cleans the air through a unit such as your air conditioner and then redistributes it.