Nordic Pure 20x20x4 Pleated MERV 7 Air Filters 2 Pack - Clean Air

In this review of the Nordic Pure 20x20x4 pleated air filters, the bottom line is straightforward: these filters suit homeowners and renters who want a cost-effective, MERV 7 solution for general dust reduction and improved home air quality. The reviewer finds the package offers good value for routine HVAC maintenance and simple installations. Measure your existing filter first, because Nordic Pure lists an actual size that differs from the nominal size and fit depends on matching that actual measurement.

Key Features

• Actual vs nominal size: The filter uses a nominal 20 x 20 x 4 designation but lists an actual size of 19 1/2 x 19 1/2 x 3 5/8 so buyers are reminded to measure their filter slot to ensure proper fit.
• MERV 7 filtration: Rated MERV 7, equivalent to MPR 600, these pleated filters capture common household particulates such as dust and lint while maintaining reasonable airflow for many furnaces and air handlers.
• Electrostatic synthetic media: The pleated, electrostatically charged synthetic material improves particle capture without requiring denser, more restrictive media.
• Two-pack convenience: Sold as a 2 pack, the set provides immediate replacement filters for routine maintenance or backup storage.
• Made in the USA: Manufactured domestically, which can matter to buyers who prefer locally made HVAC supplies.

Who It's For

This product is well suited to households looking for an affordable, mid-level filter that reduces dust and helps keep HVAC systems running without significantly restricting airflow. It is a good match for people replacing a standard 20 x 20 x 4 filter slot where a MERV 7 level is sufficient for general indoor air quality needs.

Those who should look elsewhere include buyers who need very high filtration for allergy or medical concerns or anyone replacing filters from brands that list a different actual depth; if your unit uses a 4 3/8 in depth filter, consider the 20x20x5 option instead. Always confirm the actual size before ordering.

Pros & Cons

Pros

• Good balance of particle capture and airflow for everyday household use.
• Clear labeling of actual size helps avoid fit surprises when measured carefully.
• Two-pack offers immediate replacements and solid value compared with single filters.

Cons

• Some customers report that the filters do not always match expectations for thickness or exact fit, so careful measurement is required.

Specifications

Brand	Nordic Pure
Nominal Size	20 x 20 x 4 in
Actual Size	19 1/2 x 19 1/2 x 3 5/8 in (19.5 x 19.5 x 3.63)
MERV Rating	MERV 7 (equivalent to MPR 600)
Pack Quantity	2 filters
Material	Electrostatically charged synthetic pleated media
Origin	Made in the USA

Our Verdict

The Nordic Pure 20x20x4 MERV 7 two-pack is a pragmatic choice for routine HVAC maintenance: it delivers decent dust reduction, easy installation, and good value for general home use. Buyers should measure their filter slot and compare it to the actual size listed to avoid fit issues, but for most households this is a reliable, affordable replacement option.

Frequently Asked Questions

Will this replace a Honeywell 20x20x4?
Possibly, but measure the existing filter because some Honeywell units use a 4 3/8 in actual depth; if yours is 4 3/8 in, choose the 20x20x5 option instead.

How effective is MERV 7?
MERV 7 captures common household particulates like dust and lint and is comparable to MPR 600, offering improved air quality without heavy airflow restriction.

How many filters come in the pack?
This listing is a 2 pack, providing two pleated filters for immediate replacements or scheduled changes.