Nordic Pure 20x25x1 Pure Carbon Pleated Odor Reduction Filters - 3

In this review of the Nordic Pure Pure Carbon Pleated Odor Reduction filters, the bottom line is simple: these are a practical, odor-reducing furnace filter for homeowners and small commercial spaces who want better indoor air quality without sacrificing airflow. The reviewer found the pleated design and activated carbon media effective at reducing household smells and volatile odors while capturing common airborne particles. Installation is straightforward, and the build uses a moisture-resistant frame and metal mesh support that suggest reasonable durability for routine HVAC use.

Key Features

• Activated carbon media: Infused charcoal helps absorb odors and VOCs to reduce noticeable smells in living and working spaces.
• Pleated design: Provides more carbon surface area per filter while maintaining good airflow through the system.
• Moisture resistant frame: A heavy duty beverage board frame resists humidity and helps the filter keep its shape over time.
• Support grid: Metal mesh bonded to the pleats adds structural support so the pleats stay open and effective.
• MERV 8 efficiency: Approximately MERV 8 captures common dust and particles without the pressure drop of higher-MERV media.
• Made in the USA: Domestic manufacturing may appeal to buyers who prefer locally made HVAC supplies.

Who It's For

These filters are best for residential customers in apartments and houses who want to cut down on cooking, pet, and other household odors while still capturing dust and pollen. They also suit small commercial spaces that need an odor-focused pre-filter ahead of higher-efficiency equipment.

Customers who need very high particle removal for allergy or clinical settings should look at higher MERV-rated filters instead, and buyers must confirm exact fit because some users reported the filters sit slightly smaller than nominal size in a few housings.

Pros & Cons

Pros

• Effective odor reduction thanks to activated carbon media, improving perceived indoor air quality.
• Pleated construction increases carbon area without a heavy airflow penalty.
• Sturdy moisture-resistant frame and metal mesh support enhance durability in typical HVAC conditions.
• Good value for routine residential use with an approximate MERV 8 balance of capture and airflow.

Cons

• Some customers report small size or fit variation, so measure your filter slot carefully before ordering.
• Not designed for very high-efficiency particle removal where a higher MERV rating is required.

Specifications

Brand	Nordic Pure
Nominal Size	20 x 25 x 1 in
Actual Size	19 1/2 x 24 1/2 x 3/4 in
Media	Non-woven polyester infused with activated charcoal
Efficiency	Approximately MERV 8
Frame	Moisture resistant beverage board with metal mesh support
Pack Size	3 Pack

Our Verdict

For most homeowners and light commercial users who want to reduce odors and maintain decent airflow, the Nordic Pure Pure Carbon pleated filters are a sensible, cost-effective choice. They balance carbon odor control, solid construction, and MERV 8 particle capture to deliver improved indoor air quality without overtaxing HVAC systems.

Frequently Asked Questions

Will these filters remove smoke and cooking odors?
They help reduce smoke and cooking odors by adsorbing VOCs and smells, though heavy smoke may require more frequent changes.

Do they fit standard 20 x 25 x 1 slots?
The nominal size is 20 x 25 x 1 in but actual size is 19 1/2 x 24 1/2 x 3/4 in, so confirm your slot accepts the slightly smaller actual dimensions.

How often should they be replaced?
Replacement frequency depends on use and air quality, but routine inspection every 1-3 months is recommended for best odor control and airflow.