Nordic Pure 20x25x5 MERV 15 Replacement Air Filters 2 Pack - High

In this review of the Nordic Pure 20x25x5 MERV 15 replacement filters, the bottom line is simple: these are a high-efficiency option for homeowners or light commercial users who need strong particle capture and value a clearly stated actual size. The reviewer found the filters deliver excellent dust and pet hair reduction and are a sensible substitute for Honeywell 20x25x4 units when the housing accepts the actual 4 3/8 in depth. If you measure your filter slot carefully and want MERV 15 performance made in the USA, this pair is worth considering.

Key Features

• Actual size clarity: The manufacturer lists the actual dimensions 19 7/8 x 24 7/8 x 4 3/8 in so buyers can confirm fit before ordering, which reduces surprises at installation.
• MERV 15 filtration: Rated equivalent to MPR 2800, the filters capture fine particles for noticeably cleaner indoor air, helping reduce dust and pet dander.
• Honeywell/Lennox replacement fit: Designed to replace Honeywell 20x25x4 and similar filters with a 4 3/8 in actual depth, making it suitable for many legacy housings and conversions.
• Two-pack value: Supplied as a 2 pack, the set offers routine change convenience and a lower cost per filter compared with single replacement purchases.
• Made in the USA: Domestic manufacturing provides consistent build quality and materials sourcing for those who prefer locally made HVAC parts.

Who It's For

This filter pair is best for homeowners, apartment dwellers, or light commercial users who need high-efficiency particulate capture and who take care to measure their existing filter or housing. It suits families with pets or people sensitive to dust because MERV 15 media traps smaller particles than lower-MERV options.

It is less suitable for systems that require an exact nominal 5 in thickness without accommodating the 4 3/8 in actual depth, or for HVAC setups that restrict airflow and are rated for lower MERV values. Buyers with tight-fit slots should measure first and choose a filter whose actual dimensions match their housing.

Pros & Cons

Pros

• High filtration efficiency reduces dust and pet hair in the home.
• Actual size is specified precisely so buyers can confirm fit before installation.
• Good build quality and value as a 2 pack made in the USA.

Cons

• Several users report the actual length can be slightly long for some 20x25x5 slots, so measurement is essential.

Specifications

Brand	Nordic Pure
Nominal size	20 x 25 x 5 in H
Actual size	19 7/8 x 24 7/8 x 4 3/8 in
MERV rating	MERV 15 (equivalent to MPR 2800)
Pack quantity	2 pack
Replaces	Honeywell 20x25x4 and similar filters with 4 3/8 in actual depth
Made in	USA

Our Verdict

For anyone who measures their filter slot and needs strong particle capture, the Nordic Pure 20x25x5 MERV 15 two-pack is a practical, good-value choice. It matches Honeywell-style housings that accept a 4 3/8 in actual depth, delivers reliable dust and pet dander reduction, and is worth buying when fit is confirmed.

Frequently Asked Questions

Will these fit a nominal 20x25x5 slot?
They will fit if the housing accepts an actual depth of 4 3/8 in; measure the slot or old filter to confirm before buying.

How does MERV 15 compare to other filters?
MERV 15 captures finer particles than common lower-MERV filters, offering better dust and pet dander reduction but may be unnecessary for systems designed for lower MERV ratings.

Are these compatible with electronic air cleaners?
Some customers report success converting electronic air cleaner housings, but compatibility depends on the specific unit and available depth.