
GermGuardian FLT4100 Filter
Score: 85/100
Winix H Air Filter
Score: 88/100Rankings

The Winix 116130 Replacement Filter H is a genuine one-year filter set designed for Winix 5500-2 and AM80 air purifiers, combining True HEPA filtration with a washable Advanced Odor Control (AOC) Carbon filter. It captures 99.97% of allergens and reduces VOCs, backed by multiple industry certifications. It is best suited for allergy sufferers and households with cooking or smoke odors.

The GermGuardian FLT4100 is a genuine combination replacement filter featuring True HEPA filtration and activated carbon to capture 99.97% of particles down to 0.1 microns. It simplifies maintenance by combining pre-filter, HEPA, and carbon layers into one unit, though it carries a premium price. It is best suited for pet owners and allergy sufferers seeking warranty-compliant parts.
| Attribute | ![]() | ![]() |
|---|---|---|
6 months | 12 monthsbest | |
— | 360 sq_ftbest | |
99.97 percentbest | 99.97 percentbest | |
| ↓ lower better | 0.1 micronsbest | 0.3 microns |
3best | 2 | |
| ↓ lower better | 0.2 lbsbest | 2.16 lbs |
1best | 1best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Compatibility & Fit(1) | ||
Compatible Models | AC4100, AC4100CA, AC4175, AC4175W, AC4150P, AC4150BL, AC4150B, AC4150PCA, AC4150BLCA | Winix 5500-2, AM80 |
Maintenance & Lifespan(2) | ||
Replacement Interval (months) | 6 months | 12 months |
Washable | false | true |
Physical & Packaging(2) | ||
Weight (lbs) | 0.2 lbs | 2.16 lbs |
Dimensions | 1.5 x 8.25 x 4.62 | 16.25 x 12.5 x 1.5 |
Filtration Performance(3) | ||
Minimum Particle Size Captured (microns) | 0.1 microns | 0.3 microns |
Filter Stages | 3 | 2 |
Pre-Filter Type | Pre-Filter | Carbon pre-filter |

Products in the top-left offer the best value (high score, low price).

Search results do not contain explicit professional reviews or editor evaluations. However, broad retail confidence is indicated by the product being stocked as a recommended genuine replacement at major authorized retailers including Staples, Walmart, Target, Lowe's, and Home Depot. Guardian Technologies emphasizes that using these specific filters maintains product performance and warranty coverage.
Detailed consumer reviews or user testimonials are not available in the provided data. Retailers recommend replacing the carbon filter every three months for optimal odor reduction while the HEPA filter should be replaced every six to eight months depending on usage intensity, suggesting that consumers with high-traffic homes, pets, or smokers may require more frequent replacements.




Official Winix and retailer sources emphasize reliable, high-performance filtration with the filter capturing 99.97% of allergens at 0.3 microns or 99.99% at 0.003 microns. Retail editors highlight its role in trapping pollen, mold, dust, pet dander, and smoke, positioning it as essential for optimal operation of the Winix 5500-2 purifier.
Search results lack direct user reviews, but compatible third-party filters imply satisfaction with similar performance. Recurring themes include praise for easy annual swaps and washable carbon convenience, though general filter categories often mention timely replacement needs.