Filtrete 20x24x1 Air Filter MPR 300, 6-Pack - Basic Dust Protection

In this review of the Filtrete 20x24x1 Air Filter MPR 300, the bottom line is simple: this 6-pack of pleated 1-in filters is for households that want an affordable, easy-to-install way to reduce dust and larger airborne particles in forced-air systems. The reviewer found the electrostatic charge on these filters noticeably improved capture of common home particulates compared with standard non-electrostatic panels, and the 3-month replacement cadence and six-count package make maintenance straightforward for average-sized homes. If you run routine HVAC maintenance and want a no-frills filter that trims visible dust, this review explains what to expect.

Key Features

• Electrostatically charged media: Attracts and traps more particles than basic non-electrostatic screens, helping lower dust buildup on surfaces over time.
• MPR 300 / MERV 5 performance: Captures larger respiratory particles and common household dust while keeping airflow suitable for most residential furnaces and air handlers.
• Pleated 1-in design: Offers a larger surface area than flat panel filters so the filter runs efficiently for the typical 3-month service life.
• 6 filters per pack: Provides enough filters for routine quarterly changes for a year and a half when rotating sizes or spare units are used, simplifying purchasing and storage.
• Fits standard slots: A 20x24x1 size fits common residential systems, making replacement quick without tools or modifications.

Who It's For

This Filtrete Basic Dust option is well suited for homeowners and renters who prioritize routine dust reduction, have no special allergy or asthma requirements, and need an economical filter that installs quickly. It works best in forced-air systems where preserving airflow and avoiding fan strain are as important as particle capture.

People who need high-efficiency filtration for severe allergy, smoke, or medical concerns should look for higher MERV ratings or specialized filters; this MERV 5 option is not intended for fine particle or smoke capture. Also, if a system manufacturer specifically requires thicker filters for warranty reasons, choose the size and depth they recommend.

Pros & Cons

Pros

• Electrostatic charge improves capture of common household dust and lint compared with plain non-electrostatic panels.
• The pleated 1-in construction balances filtration and airflow for typical residential furnaces and air handlers.
• Six filters in the pack reduce the frequency of repurchasing and are convenient for scheduled 3-month changes.

Cons

• With a MERV 5 rating, it will not remove very fine particles or provide the higher protection some allergy sufferers require.
• As a 1-in depth filter, it may not be compatible with systems that call for thicker filters for optimal performance.

Specifications

Our Verdict

The Filtrete 20x24x1 MPR 300 6-pack is a practical, budget-friendly choice for routine home dust control and easy HVAC maintenance. It delivers better particle attraction than non-electrostatic options while maintaining airflow for most residential systems, making it good value for homeowners who need dependable quarterly filtration without the need for high-efficiency capture.

Frequently Asked Questions

How often should these filters be changed?
Filtrete recommends replacing these pleated 1-in filters approximately every 3 months under normal household conditions.

Will these filters reduce allergy symptoms?
They help reduce larger dust and common particulates but are MERV 5, so those with significant allergies may need a higher MERV filter tailored to fine particles.

Do these filters fit standard HVAC filter slots?
The 20x24x1 size is a common residential dimension and fits most standard filter slots designed for 1-in depth filters.