Filtrete 18x30x1 Air Filter – MERV 11, MPR 1000, 4-Pack (Actual Size 17.68 x 29.68 x 0.81 in)

Experience cleaner air with Filtrete 18x30x1

The Filtrete 18x30x1 air filter combines high efficiency with practical design for busy homes. This 4-pack of pleated filters is built for standard furnaces and air conditioners, delivering filtration that targets a wide range of airborne particles while preserving steady airflow through your HVAC system. With a MPR 1000 rating and a MERV 11 efficiency, these filters are engineered to help capture particles that can accumulate in household air, supporting a fresher living space without overburdening your system.

Filtrete 3-in-1 technology pulls in and traps a broad spectrum of particles, balancing filtration performance and airflow. The result is air that feels cleaner as it circulates through your home, while large particles like lint and dust are also captured. The filter is designed to fit most 18x30x1 applications, with an actual size of 17.68 x 29.68 x 0.81 inches for reliable compatibility across many brands and models.

Key benefits at a glance

• High-efficiency filtration: MERV 11 and MPR 1000 target both micro and larger particles
• Allergen-friendly design: certified asthma and allergy-friendly, supporting a cleaner indoor environment
• Comprehensive coverage: captures pet dander, pollen, dust, and lint for varied air quality challenges
• Optimized airflow: pleated construction helps maintain smooth airflow through HVAC components

Smart maintenance you can count on

• Replacement cadence: recommended every 90 days for consistent performance
• Convenience features: the Filtrete Smart App can set reminders by scanning the packaging
• Pack value: a 4-pack provides ongoing supply for multiple rooms or seasons

Actual size is 17.68 x 29.68 x 0.81 inches, making this filter compatible with many standard 18x30x1 installations and a wide range of HVAC setups.

Real-life scenarios

Imagine living spaces with less surface dust and a feeling of freshness as your HVAC system cycles air. In bedrooms and living areas, you may notice more consistent airflow and a sense of well being when seasons change and pollen counts rise. The filter is designed to work within your household rhythms, offering possibilities rather than guarantees for cleaner air.

Why Filtrete

Filtrete is widely trusted for home filtration across North America. This 4-pack emphasizes reliable performance for furnaces and air conditioners, with a focus on capturing particles both large and small. While results depend on your environment, many users report noticeable improvements in air quality and airflow consistency. The Filtrete line represents a practical option for those seeking recurring filtration without frequent replacements.