1 / 7Filterbuy 20x25x1 MERV 8 Air Filter, 6-Pack
Filterbuy 20x25x1 air filters are a six-pack of MERV 8 replacement filters for compatible HVAC equipment. The listing gives actual dimensions of 19.50 x 24.50 x 0.75 inches and recommends replacement every 90 days, confirm the fit and schedule against your system.
At a glance
- The listing identifies this as a six-pack of 20x25x1 replacement filters and gives an actual size of 19.50 x 24.50 x 0.75 inches.
- MERV 8 synthetic media is claimed to capture dust, pollen, lint and mold, the listing also claims 90% dust capture without restricting airflow.
- Electrostatically charged media and 14 pleats per foot are listed, recommended replacement is every 90 days.
- The manufacturer claims a beverage-board frame with dual-wire backing and US manufacture.
Reference price: $49.98
Price checked: Nov 11, 2026
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Pros and cons
Pros
- Six filters per pack can provide replacements for multiple scheduled changes.
- The stated compatibility covers furnaces, air conditioners, heat pumps, HVAC systems and air cleaners.
- The listing specifies actual dimensions, which helps buyers compare the filter with their existing slot.
Technical specifications
9 specifications| Brand | Filterbuy |
|---|---|
| MERV rating | 8 |
| Dimensions listed | 24.5"L x 19.5"W x 0.75"Th |
|---|---|
| Weight listed | 0.27 g |
| Mounting type | Slide In |
| Shape | Rectangular |
| Material listed | Aluminum, Plastic, Polypropylene |
|---|---|
| Maximum temperature | 200 °F |
| Compatible devices | Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump |
|---|
What to know before buying
Listing details to confirm
The title's nominal 20x25x1 size differs from the listed actual size of 19.50" x 24.50" x 0.75", confirm the installed filter size and system requirements before ordering. The 90-day interval and filtration-performance figures are manufacturer claims, not independently verified here.
Who is it for?
A good fit for
- People replacing a slide-in rectangular filter in compatible HVAC equipment who want a six-pack.
- Buyers whose system calls for a MERV 8 filter and whose filter slot matches the listed actual dimensions.
Less suited to
- Buyers whose equipment requires a different size or MERV rating.
- Anyone seeking independently verified filtration-performance or durability results.
Customer reviews on Amazon
- 5 stars
82% 82% - 4 stars
12% 12% - 3 stars
4% 4% - 2 stars
0% 0% - 1 star
2% 2%
The supplied evidence includes an aggregate rating of 4.7 out of 5 stars, but no review count or qualitative customer comments. That score alone does not identify specific strengths, concerns or performance outcomes, use the listed dimensions and MERV rating to judge fit for your system.
Frequently asked questions
What are the listed actual dimensions?
The listing gives 19.50" x 24.50" x 0.75" as the actual size, verify that against your existing filter and equipment requirements.
What equipment is it listed for?
Compatible devices listed include air cleaners, air conditioners, furnaces, HVAC systems and heat pumps.
How often does the listing recommend replacing the filter?
It recommends replacement every 90 days for optimal performance, follow your equipment and household conditions as applicable.
What filtration performance does the listing claim?
It claims MERV 8 synthetic media captures 90% of dust without restricting airflow, and lists pollen, lint and mold among the particles it targets. These are manufacturer claims.
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