Filter King 4-pack MERV 8 furnace air filters, 21.5 x 23.25 x 0.75 in
Four MERV 8 pleated air filters for furnaces and A/C units. Provides enhanced particle capture and easy installation. Customers note quality and ease of installation, with mixed opinions on size accuracy and sturdiness
Highlights
- four-pack for value
- MERV 8 pleated filtration
- made in USA
Pros
- pleated filtration increases particle capture
- easy replacement with open-slide-close design
- made in the usa
- pack of four for extended use
Cons
- mixed reviews on size accuracy
- some customers find filters flimsy
- actual size slightly differs from listed
Best For
Features
- MERV 8 rated pleated air filter in a 4-pack
- Actual size 21.5 x 23.25 x .75 inches; nominal size 21.5 x 23.25 x 1 inch
- Made in the United States from high-quality materials
- Designed for up to 90 days of use before replacement
- Recommended replacement interval 30–90 days for 1 inch filters
