Lennox Healthy Climate X6672 16x25x5 MERV 16 Filter Bundle - Carbon

In this review the Lennox Healthy Climate X6672 bundle is evaluated for homeowners who need near-medical level particulate removal without complicated installation. The bottom line: this five-pack of MERV 16 carbon-coated replacement filters delivers superior particle and odor removal and includes a handy Same Day Supply reminder magnet so you always know when a filter was changed. It is best for those who want long life, strong filtration for dust, pet dander and cooking odors, and a simple visual reminder system for maintenance.

Key Features

• MERV 16 rating: Captures over 95% of particles down to 0.3 micron and more than 90% of particles at 0.01 micron, improving indoor air quality dramatically.
• Carbon-clean media: Coconut-activated and carbon-coated fiber matrix reduces odors from cooking and pets while still providing high-efficiency particle filtration.
• Long service life: Each filter can last up to one year under typical conditions, reducing replacement frequency compared with lower-rated filters.
• Exact replacement sizing: Actual dimensions of 15-3/4 x 24-3/4 x 4-3/8 in ensure a proper fit for compatible Lennox and listed Honeywell models.
• Reminder magnet included: The Same Day Supply magnet (one per filter in the bundle) provides a quick visual reference for when the last change occurred without opening the filter cabinet.
• Reusable packaging: Filters ship in individual clear plastic bags that can be reused to contain and dispose of the used filter, keeping debris contained.

Who It's For

This bundle is aimed at homeowners and families who prioritize air quality - those with pets, allergy sufferers, or homes with heavy cooking odors will notice the difference. It also suits anyone who prefers a longer replacement interval and wants a physical reminder to track filter changes.

It is not intended for systems that cannot accommodate thicker or high-resistance media; users with older HVAC units should confirm compatibility with Lennox air cleaner model HCC16-28 or the Honeywell models listed as replacements. People who need very frequent changes due to extreme dust may find shorter replacement intervals than the advertised one year.

Pros & Cons

Pros

• High-efficiency MERV 16 media removes very small particles and noticeably improves indoor air quality.
• Carbon-coated, coconut-activated fibers help reduce odors in addition to particulate filtration.
• Long-lasting filters and individual clear bags simplify storage and disposal.
• Included Same Day Supply magnet makes maintenance tracking easy and convenient.

Cons

• Higher-efficiency media can increase airflow resistance; confirm system compatibility before purchase.
• Actual service life depends on home conditions and may be shorter than one year in high-dust environments.

Specifications

Brand	Lennox
Model / Part	X6672 (Healthy Climate Carbon Clean)
Size (actual)	15-3/4 x 24-3/4 x 4-3/8 in
Filter efficiency	MERV 16
Particle removal	>95% at 0.3 micron; >90% at 0.01 micron
Included items	5 filters plus Same Day Supply reminder magnets (one per filter)
Packaging	Individual clear plastic bags, reusable for disposal

Our Verdict

The Lennox X6672 five-pack is a strong choice for buyers who need top-tier particulate and odor control with minimal fuss. It pairs high-efficiency filtration with long life and useful maintenance magnets, making it good value for homes with allergies, pets, or heavy cooking. Verify system compatibility for the higher-resistance media before buying, but for compatible systems this bundle is a practical, long-lasting upgrade.

Frequently Asked Questions

How long does each filter last?
Each filter can last up to one year under typical home conditions, though heavy dust or specific household activities can shorten that interval.

Will this work in my air cleaner?
These are replacement media for Lennox HCC16-28 and can replace the listed Honeywell models; confirm your system accepts the actual dimensions 15-3/4 x 24-3/4 x 4-3/8 in before purchase.

What is the benefit of the carbon coating?
The coconut-activated carbon-coated fibers help reduce common household odors from cooking and pets while the MERV 16 media removes very small particles.