Filtrete 17.5x23.5x1 Air Filter, MERV 11, MPR 1000, Allergens & Pet Dander, 3-Month AC and Furnace Filters, Cleaner Air, Reliable Airflow, 4 HVAC Filters (Actual Size 17.18 x 23.18 x 0.81 in)

The current price is 65% below what this product typically costs — a notable saving over its usual going rate. It has been quite a while since a more competitive price was available, lending today's offer solid comparative value. Pricing has held fairly steady, with no strong push in either direction. Marginal discount. Prices may drop further soon.

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• MAKE YOUR HOME YOUR SANCTUARY: 4-pack of 3-month pleated Filtrete 17.5x23.5x1 MERV 11 MPR 1000 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
• COOLING SEASON READY: Keep your home cool and your air cleaner with a Filtrete AC filter (Compared to MERV minimum filter requirements)
• EXCLUSIVE TECHNOLOGY: Designed with Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through (Compared to MERV 11 minimum filter requirements; microparticles are 0.3 – 1.0 in size)
• COUNTLESS MICROPARTICLES: With a 1000 MPR and MERV 11 rating, your Filtrete Filter will help capture many microparticles from the air passing through it
• CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air
• CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
• VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system