Filtrete 20x24x1 Smart Replenishable AC Furnace Air Filter, MPR 1900, Premium Allergen, Bacteria & Virus, 2-Pack (exact dimensions 19.84 x 23.84 x 2.26)

The Filtrete Smart Premium Allergen, Bacteria & Virus Air Filter attracts and captures microscopic particles like bacteria, particles that can carry viruses, and large particles like mold spores and pollen. Its Bluetooth-enabled sensor pairs with the Filtrete Smart App to help track filter life and determine optimal time for replacement based on your home's HVAC system's usage. According to the EPA, dirt and neglect are the top causes of heating & cooling system (HVAC) inefficiency and failure. To ensure efficient system operation, it's important to perform routine maintenance, including filter replacement.

• Bluetooth- ENABLED SENSOR to track filter life based on data from your home's HVAC system. Track the life of your filter based on air flow and usage - not just time. So you never have to worry about change your filter too early or too late
• OPTIMIZE FILTER CHANGES for proper HVAC system maintenance. Receive alerts directly to your smartphone when it's time to replace your air filter
• FILTER SIZE & TYPE, access information in the app to remind you of your specific filter types & sizes
• Enabled with AMAZON DASH REPLENISHMENT to make usage-based filter replacement easy. Sign up and save 15% on all Dash Replenishment automatic reorders
• OUTDOOR WEATHER & AIR QUALITY, see outdoor air quality information for your neighborhood and other chosen locations