Filtrete 20x25x4 Slim Fit AC/Furnace Filter – MPR 1550, MERV 12, Asthma & Allergy Friendly, 2-Pack (Actual Size 19.50 x 24.50 x 3.75)

Elevate your indoor air quality

The Filtrete 20x25x4 Slim Fit filter blends a slim 3.75 inch frame with electrostatically charged media to help attract and trap particles as air travels through your heating and cooling system. With a high MPR of 1550 and a MERV 12 rating, this filter is designed to tackle a broad range of common irritants without impeding airflow, making it a practical option for many homes.

Built for real-life use, the filter targets particles like pollen, dust, lint, and pet dander that can circulate in living spaces. Each cycle through your system can contribute to a noticeably cleaner air intake, contributing to a more comfortable home environment.

Key filtration performance

• The higher the MPR, the more particles your filter can capture from the air passing through it
• Attracts and captures particles such as lint, pollen, dust, and pet dander
• Combines MPR 1550 and MERV 12 to help capture a broad range of small particles
• Exclusive 3-in-1 Filtrete technology pulls in and traps unwanted particles

Certified and eco-conscious

• Certified asthma and allergy friendly, designed to support cleaner indoor air experiences
• Contains at least 50% recycled content confirmed by GreenCircle Certified

Practical details and compatibility

This filter fits a range of HVAC setups and is compatible with AprilAire and Carrier systems. The product is a 2-pack and lists the actual dimensions as 19.50 x 24.50 x 3.75, ensuring a close fit for systems designed around slim-width, 4-inch filters.

Usage tips and reminders

• Change your filter regularly for optimal performance; the package recommends replacement at least every 12 months for this 4-inch model
• Use the Filtrete Smart App to set reminders for 90, 180, or 365 days, helping you keep a routine

In everyday life, you may notice easier maintenance when the filter captures more particles before they reach sensitive components. Individual results can vary with usage, space conditions, and cleaning routines, but many homeowners appreciate the potential for cleaner air and a smoother HVAC experience.