Filter King 11.25x23.25x2 Air Filter 6-Pack - MERV 8 Pleated Filters

In this review the Filter King 11.25x23.25x2 Air Filter 6-pack is evaluated for homeowners and renters who need a reliable, mid-grade replacement for A/C and furnace systems. The bottom line: it is a practical, American-made MERV 8 pleated filter that balances particle capture with airflow and is best for routine household maintenance. The pack of six and recommended 30 to 90 day replacement window make it a straightforward choice for people who want a predictable, low-fuss filter that improves indoor air quality without aggressive resistance.

Key Features

• MERV 8 rating: Captures common household airborne particles while maintaining good airflow for standard HVAC systems.
• Six-pack convenience: Provides multiple replacement cycles up to 90 days each, reducing the need to reorder frequently.
• Pleated design: Increases filter surface area to trap more dirt and extend the usable life of each filter compared with flat media.
• Made in USA: Fully manufactured in the United States with identifiable EPA establishment information for traceability.
• Actual size listing: The product lists an actual size of 11.25 in x 23.25 in x 1.75 in, which is important to check for furnace and A/C fit.
• Easy installation: Simple open, slide and close design keeps replacement quick and tool-free for most homeowners.

Who It's For

This pack is best for homeowners and renters using standard residential heating and cooling systems who need a dependable mid-level filter. The MERV 8 rating makes it suitable for households with pets, light allergy concerns, or dusty environments where stronger filtration would unnecessarily restrict airflow.

It is not the choice for those requiring hospital-grade filtration or very fine particle capture; users with severe respiratory sensitivities should consider higher MERV ratings or dedicated air purifiers. Also, always confirm the actual 11.25 in x 23.25 in x 1.75 in dimension matches your equipment before purchasing.

Pros & Cons

Pros

• Good balance of particle capture and airflow thanks to the MERV 8 pleated media.
• Six filters in one pack give practical value and reduce replacement frequency.
• Manufactured in the USA, offering consistent build quality and traceability.
• Easy to install with a simple slide-in design that most homeowners can manage.

Cons

• Some buyers report mixed experiences with size accuracy, so measure your slot carefully before relying on the nominal dimensions.
• Not designed for medical-grade filtration or very fine particulate removal.

Specifications

Brand	Filter King
Pack quantity	6
Rated MERV	8
Nominal size	11.25 in x 23.25 in x 2 in
Actual size	11.25 in x 23.25 in x 1.75 in
Made in	United States (EPA Establishment 103501-FL-1)
Recommended change interval	30 to 90 days

Our Verdict

The Filter King 11.25x23.25x2 6-pack is a sensible, value-oriented option for most homes needing routine HVAC filtration. Its pleated MERV 8 media and six-count package make it cost-effective and easy to schedule replacements, while U.S. manufacturing supports consistent quality; just confirm the actual 11.25 in x 23.25 in x 1.75 in measurement fits your unit before buying.

Frequently Asked Questions

How often should these filters be changed?
Filter King recommends changing 1 in filters every 30 to 90 days depending on use, with many households finding a 60-90 day interval acceptable.

Are these filters made in the United States?
Yes, these filters are fully manufactured in the United States and list an EPA establishment number for traceability.

Will a MERV 8 filter restrict airflow?
MERV 8 filters are designed to capture common particles while maintaining good airflow for standard residential HVAC systems, so they are a balanced choice for most homes.