Filter King 17.25x35.25x1 Air Filter 3-Pack - MERV 8 Performance

In this review the Filter King 17.25x35.25x1 Air Filter 3-pack is evaluated for homeowners and renters who need a straightforward replacement filter that balances particle capture and airflow. The bottom line: this set is best for those who want a reliable, made-in-USA pleated filter with a MERV 8 rating that can last up to 90 days under light use. Installation is simple and the pleated design shows noticeable dust pickup within days, making it a practical choice for routine HVAC maintenance.

Key Features

• MERV 8 filtration: Captures a range of airborne particles without significantly restricting airflow, helping maintain HVAC efficiency.
• Actual size accuracy: Labeled 17.25 in x 35.25 in x 1 in with an actual thickness of 0.75 in, which fits many standard filter slots that accept slightly undersized 1 in filters.
• Pleated construction: The pleats increase surface area to trap more dust and extend filter life between changes.
• Made in USA: Fully manufactured in the United States under EPA establishment number 103501-FL-1, indicating local quality control and materials.
• Up to 90 day life: Rated to last as long as 90 days depending on conditions, with a recommended replacement window of 30 to 90 days for typical 1 in applications.
• Simple installation: The open, slide and close design makes swaps quick and easy for DIY maintenance.

Who It's For

This 3-pack is aimed at homeowners, renters, and small business owners who need a dependable, easy-to-install MERV 8 filter that improves indoor air quality without special tools or modifications. It suits households with moderate dust, pet dander, or allergy concerns where heavy duty filtration is not required.

It is not the best pick for environments that require higher filtration such as severe allergy sufferers, medical settings, or locations that need HEPA-level capture. Also, buyers who need an exact full 1 in thickness rather than the actual 0.75 in should verify fit before purchase.

Pros & Cons

Pros

• Well-made, sturdy pleated design that customers report picks up a lot of dust.
• Good fit and easy installation for a range of HVAC housings that accept 1 in filters.
• Made in the USA with clear EPA establishment information for traceability.
• Long potential service interval up to 90 days depending on use, reducing swap frequency.

Cons

• Actual thickness is 0.75 in which may be noted by some buyers expecting a full 1 in filter.
• Perceived value varies among customers; some find the pack expensive relative to alternatives.

Specifications

Brand	Filter King
Model size (labeled)	17.25 in x 35.25 in x 1 in
Actual size	17.25 in x 35.25 in x 0.75 in
MERV rating	MERV 8
Pack quantity	3-pack
Made in	United States (EPA Establishment 103501-FL-1)
Recommended replacement	Every 30 - 90 days

Our Verdict

The Filter King 17.25x35.25x1 3-pack is a solid choice for typical homes and renters who want a MERV 8 pleated filter that balances capture and airflow, is simple to install, and is manufactured in the USA. It offers good dust pickup and reasonable longevity, making it a practical value for routine HVAC maintenance if the actual 0.75 in thickness fits your filter slot.

Frequently Asked Questions

How often should these filters be replaced?
They are recommended to be changed every 30 to 90 days for 1 in applications, depending on household dust and usage.

Will a MERV 8 filter affect airflow?
MERV 8 filters are designed to trap common particles while maintaining airflow for most residential HVAC systems.

Is this filter fully manufactured in the USA?
Yes, it is fully manufactured in the United States and lists EPA establishment number 103501-FL-1.