18x24x1 Air Filter, 3M MERV 1 HVAC AC Furnace Filter Replacement, 6-Pack (Actual Size 17.81x23.81x0.88 in)

Clean Home Environment - The 18x24x1 HVAC Filter is intended for residential use. It captures unwanted particles in your home's air, supporting a cleaner and fresher living space. Easy 3-Month Filter Replacement - For optimal performance of your furnace, air conditioner, or HVAC system, replace your filter at least every 90 days. A dirty filter restricts air flow and forces the system to work harder to keep you warm or cool, wasting energy. Well-Structured - Built with exclusive 3-in-1 technology, the AC filter draws in and captures unwanted particles, enabling cleaner airflow.

These furnace filters 18x24x1 capture more particles than fiberglass air filters. Highly Efficient - As a Merv 5 filter, the carbon coated fiber matrix provides extra deep filtration to help you maintain optimal air quality in your home. Get Notified When A Change is Needed - Set up a change countdown in the Smart app. Use the app to scan the barcode on your air conditioner filter's packaging, and select 30, 60, or 90 days for your replacement countdown. Youll receive a notification to change your 18x24x1 furnace filter when the lifespan is up