# Filterbuy AFB16.5x21.5x1M8pk6 MERV 8 Air Filter, 6-Pack

Filterbuy AFB16.5x21.5x1M8pk6 is a six-pack of pleated MERV 8 HVAC replacement filters, listed at 16.5 × 21.5 × 0.75 inches. Its stated actual dimensions and MERV rating suit buyers replacing a matching filter, but confirm the existing filter’s measurements and system requirements before ordering.

- [Original product page](https://best-deals.pro/product/filterbuy-afb165x215x1m8pk6-merv-8-air-filter)
- [View offer](https://best-deals.pro/visit/filterbuy-afb165x215x1m8pk6-merv-8-air-filter)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Filterbuy
- Model: AFB16.5x21.5x1M8pk6
- Category: Home & Kitchen > Appliance Parts & Accessories > Air & HVAC Filters
- Price: 44.98 USD
- Previous price: 49.98 USD
- Discount: 10%
- Price checked: 2026-11-12T11:05:30.841Z
- Rating: 4.7 / 5
- Reviews: 46027

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Six filters per pack, with a stated MERV 8 rating and pleated construction.
- The listing gives actual dimensions of 16.50 x 21.50 x 0.75 inches and names Bryant and Carrier as compatible models.
- The listing recommends replacement every 90 days for optimal performance, with timing affected by household conditions.

## Pros

- Six filters provide replacements for repeated changes without buying one at a time.
- A stated MERV 8 rating and pleated synthetic media target dust and pollen filtration in the listing.

## Specifications

### Identity
- Brand: Filterbuy
- Model: AFB16.5x21.5x1M8pk6
### Dimensions and installation
- Dimensions listed: 21.5"L x 16.5"W x 0.75"Th
- Weight listed: 4.5 pounds
- Mounting type: Slide In
- Shape: Rectangular
- Airflow direction: Variable
### Materials and filtration
- Material listed: Aluminum, Plastic, Polypropylene
- Construction: Pleated
- MERV rating: 8
- Maximum velocity: 615 cfm
- Maximum temperature: 200 °F
### Compatibility and use
- Compatible devices: Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump
- Compatible HVAC systems: Commercial, Industrial, Residential
- Common applications: Allergen Reduction, High Strength

## Before you buy

- The listing uses 16.5x21.5x1 as the nominal size and gives actual dimensions of 16.50 x 21.50 x 0.75 inches. Match the actual size to the existing filter and check the HVAC maker’s MERV requirements. The listing's claims about capturing 90% of dust, lasting three times longer than fiberglass models, and 615 cfm are manufacturer claims, not independently verified performance figures.

## In the box

- Air filters, 6 (Included)

## A good fit for

- People replacing a filter with matching actual dimensions and a system compatible with MERV 8.
- Households or businesses that want a six-filter supply for regularly scheduled replacements.

## Less suited to

- Buyers whose filter slot requires different actual dimensions or a different MERV rating.

## Customer feedback

Customer feedback reports positive experiences with quality, dust capture, value and easy installation, while fit and airflow experiences are mixed and some customers mention installation difficulty or restricted airflow. Those reports may matter when a precise fit and system airflow are priorities. The listed dimensions and MERV 8 rating are product claims and do not establish performance in any particular system.
- Positive themes: Customers report effective dust capture and easy installation.
- Negative themes: Some customers report installation difficulty and restricted airflow.
- Mixed feedback: Feedback on fit and airflow is mixed.

## Frequently asked questions

### What are the listed actual dimensions?
The listing gives actual dimensions of 16.50 x 21.50 x 0.75 inches. Confirm these against the filter you are replacing, rather than relying on the nominal 16.5x21.5x1 size.
### How many filters are included?
The listing identifies a six-pack, and its included-components field names air filters.
### How often does the listing recommend replacement?
It recommends changing the filter every 90 days for optimal performance, while noting that pets, allergies, children, filter size and other conditions can affect timing.
### Which systems does the listing name as compatible?
It lists air cleaners, air conditioners, furnaces, HVAC systems and heat pumps, and specifically names Bryant and Carrier models. Check the precise size and requirements of your unit.

## Alternative options

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- [Aerostar 16.375 x 21.5 x 1 MERV 6 Air Filter, 6 Count, ACTUAL SIZE \(16.375 x 21.50 x 0.75\), HVAC, Furnace Filter for Dust, Lint & Pollen Control \(MPR 300 / FPR 3\) Fits Carrier systems, Made in USA](https://best-deals.pro/visit/filterbuy-afb165x215x1m8pk6-merv-8-air-filter)
- [Filterbuy 16x20x2 Air Filter MERV 8 Dust & Allergy Defense \(4-Pack\) \| Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA \(Actual Size: 15.50 x 19.50 x 1.75\)](https://best-deals.pro/visit/filterbuy-afb165x215x1m8pk6-merv-8-air-filter)
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## Add-ons

- [Filterbuy 14x14x1 Air Filter MERV 8 Dust & Allergy Defense \(4-Pack\) \| Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA \(Actual Size: 13.75 x 13.75 x 0.75\)](https://best-deals.pro/visit/filterbuy-afb165x215x1m8pk6-merv-8-air-filter)

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