Nordic Pure 20x25x5 Honeywell Replacement MERV 12 Plus Carbon 4 Pack

In this review of the Nordic Pure 20x25x5 Honeywell replacement filters, the bottom line is simple: this 4-pack is aimed at homeowners who want stronger particle capture and odor control without moving to a bulky industrial filter. The reviewer found the combination of a MERV 12 filtration layer fused to an activated carbon layer makes it effective at removing dust, pet hair and many household odors while still fitting common HVAC setups when the actual size is checked before purchase. Measure the existing filter first to avoid the one common fit issue mentioned by customers.

Key Features

• Actual size clarity: The filter lists an actual size of 19 7/8 x 24 7/8 x 4 3/8 in so buyers can compare exact dimensions and avoid fit problems.
• MERV 12 performance: The pleated MERV 12 media provides higher particle capture than standard fiberglass filters for improved indoor air quality.
• Carbon layer: An activated carbon layer is fused to the filter media to attract and retain odorous gases and many VOCs for fresher indoor air.
• Replacement compatibility: Designed to replace Honeywell 20x25x4 style filters and MPR 1500-1900 equivalents, making it an easy swap for many systems.
• Pack of four: The 4-pack provides multiple changes, which helps with routine maintenance and value compared with single filters.

Who It's For

This filter is best for homeowners and renters with forced-air HVAC systems who need better dust and pet dander control than basic filters provide, and who also want some odor reduction from the carbon layer. It suits people replacing a Honeywell 20x25x4 style filter who will confirm the actual depth before buying.

It is less appropriate for systems that require an exact nominal-to-actual match without measurement; several customers noted the actual depth can be longer than expected, so those who cannot measure their filter or who need a strict nominal 20x25x5 fit should look for an alternative with a guaranteed nominal-to-actual match.

Pros & Cons

Pros

• Higher particle capture from MERV 12 material improves dust and pet hair removal.
• Integrated carbon layer helps control common household odors and some VOCs.
• Well constructed and easy to install, with a four-pack that offers good value.

Cons

• Actual depth of 4 3/8 in can be longer than expected for nominal 20x25x5 and may not fit every frame without measuring first.

Specifications

Our Verdict

The Nordic Pure 20x25x5 Honeywell replacement MERV 12 Plus Carbon 4 pack is a solid choice for those who need stronger particle filtration and some odor control without industrial sizing. It offers good construction, easy installation and value in a four-pack, but buyers must verify the actual 19 7/8 x 24 7/8 x 4 3/8 in dimensions to avoid fit issues.

Frequently Asked Questions

Will this fit my 20x25x5 slot?
Check the actual size on your current filter; Nordic Pure lists the actual dimensions as 19 7/8 x 24 7/8 x 4 3/8 in and that must match your frame.

Does the carbon layer remove odors?
Yes, the activated carbon layer attracts and holds many odorous gases and some VOCs while the MERV media captures particles.

Can it replace Honeywell 20x25x4 filters?
Yes, it is designed to replace Honeywell 20x25x4 style filters and MPR 1500-1900 equivalents when the actual depth is compatible.