Filterbuy 16x20x5 MERV 13 Air Filter, 2-Pack

Filterbuy 16x20x5 MERV 13 Air Filter is a pleated replacement filter listed with an actual size of 15.75 × 19.75 × 4.38 inches. Its MERV 13 rating and two-filter pack suit buyers replacing a compatible HVAC filter, but fit and exact cabinet dimensions should be checked carefully.

At a glance

Listing gives nominal size 16x20x5 and actual dimensions of 15.75 x 19.75 x 4.38 inches.
The manufacturer describes electrostatically charged synthetic media with 11 pleats per foot and claims it captures 98% of dust.
The listing recommends replacement every 180 days for optimal performance, while its general guidance says replacement intervals vary with household conditions.
Manufacturer-listed compatible model families include Honeywell, Lennox, Bryant, Carrier and Payne.

Price

$73.78Save 10%

Reference price: ~~$81.98~~

Price checked: Nov 12, 2026

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Often bought together

Filterbuy 16x20x5 Air Filter MERV 8 Dust & Allergy Defense (2-Pack) | Pleated HVAC AC Furnace Replacement for Honeywell FC100A1003, Lennox X0592 & More (Actual Size: 15.75 x 19.75 x 4.38)

$59.98

Pros and cons

Pros

MERV 13 rating and pleated media offer a clearly specified filtration level for replacement-filter shopping.
The two-pack provides a spare for a later change, subject to the system's replacement needs.
Manufacturer names a number of HVAC device types and compatible filter model families.

Technical specifications

13 specifications

Identity
Brand	Filterbuy
Model	HRF16x20x5M13pk2
MERV rating	13
Construction	Pleated

Dimensions and installation
Dimensions listed	19.75"L x 15.75"W x 4.38"Th
Weight listed	7.5 pounds
Mounting type	Slide In
Airflow direction	Variable
Maximum velocity	615 cfm

Materials and compatibility
Material listed	Aluminum, Plastic, Polypropylene
Compatible devices	Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump
Compatible HVAC systems	Commercial, Industrial, Residential
Maximum temperature	200 °F

What to know before buying

Listing details to confirm

The listing dimensions conflict with some customer feedback reporting a size around 20x26x5 and inaccurate measurements. Confirm the filter slot's required dimensions and the precise model compatibility before ordering. The stated 180-day replacement recommendation differs from the general 90-day guidance, which is described as variable.

What’s in the box

Included

2 air filters

Who is it for?

A good fit for

Owners of a compatible furnace, air conditioner, heat pump or HVAC system who need a nominal 16x20x5 replacement filter.
Buyers seeking a MERV 13 pleated filter and a two-filter pack.

Less suited to

Buyers whose system requires a different nominal size or whose measured filter slot does not match the listed actual dimensions.
Anyone needing independently verified filtration performance or assured fit.

Filterbuy 16x20x5 MERV 13 Air Filter, 2-Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 7,003 ratings

5 stars77%77%
4 stars12%12%
3 stars4%4%
2 stars2%2%
1 star5%5%

Customer feedback highlights easy installation, perceived good quality and dust filtering, but experiences with fit, size, durability and build quality are mixed. Some say the filter fits, while others report measurements around 20x26x5 that differ from the listing. For buyers, the reported size disagreement matters because this is a precise HVAC replacement part. Aggregate ratings lean positive overall, but they do not establish which configuration or circumstances explain the differing experiences.

Positive themes

Customers describe installation as easy and report that the filter does a good job filtering dust.

Negative themes

Some customers say the size measurements are inaccurate and report dimensions around 20x26x5.

Mixed feedback

Feedback differs on fit, durability and build quality, with some reporting a good fit and sturdy construction while others describe poor fit or a flimsy build.
Repurchase intentions are divided.

Frequently asked questions

What are the listed actual dimensions?

The listing gives 15.75 x 19.75 x 4.38 inches. Customer feedback includes reports of a different size, so measure the existing filter or slot and verify the required dimensions before buying.

How often does the listing recommend replacing it?

One product feature recommends replacement every 180 days for optimal performance. General guidance elsewhere says every 90 days and notes that conditions such as pets and allergies can affect the interval.

Which systems is it listed for?

The listing names air cleaners, air conditioners, furnaces, HVAC systems and heat pumps, and identifies several compatible Honeywell, Lennox, Bryant, Carrier and Payne model families. Check the exact unit model and filter size.