
Honeywell HRF-R1
Score: 85/100
Nispira HEPA Replacement Filter
Score: 75/100Rankings

The Honeywell True HEPA Replacement Filter (HRF-R1) is an OEM filter designed for specific Honeywell air purifier series, capturing 99.97% of particles at 0.3 microns. It requires annual replacement and may necessitate purchasing multiple units per machine, which increases overall cost. Ideal for allergy sufferers owning compatible Honeywell units who prioritize warranty compliance.

The Nispira AER1 is a replacement air filter designed for Holmes and Bionaire air purifiers, featuring a two-stage filtration system that combines HEPA technology with activated carbon. It captures airborne particles as small as 0.3 microns while simultaneously removing household odors, smoke, and volatile organic compounds (VOCs). The product is available in various pack configurations to suit different maintenance schedules.
| Attribute | ![]() | ![]() |
|---|---|---|
12 monthsbest | 6 months | |
99.97 percentbest | 99.97 percentbest | |
| ↓ lower better | 0.3 micronsbest | 0.3 micronsbest |
| ↓ lower better | 0.25 lbs | 0.001 lbsbest |
1best | 1best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Compatibility & Fit(1) | ||
Compatible Models | HPA-090, HPA-100, HPA200, HPA300 Series | Holmes HAP242-NUC, HAPF30AT-U4R, CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP94, Bionaire BAP260, BAP815, BAP9700 |
Maintenance & Lifespan(1) | ||
Replacement Interval (months) | 12 months | 6 months |
Physical & Packaging(2) | ||
Weight (lbs) | 0.25 lbs | 0.0006 lbs |
Dimensions | 1.65 x 10.32 x 6.69 | 1.2 x 10 x 4.6 |
Filtration Performance(3) | ||
Filtration Standard | True HEPA | True HEPA + Activated Carbon |
Activated Carbon Filter | false | true |
Target Contaminants | pollen, pet dander, dust, mold spores, smoke, dust mite debris | Cooking smells, smoke, pet odors, VOCs |

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

Professional reviewers and editors lack dedicated reviews for these replacement filters.
Everyday consumers generally praise the filters for working as expected in reducing allergens and providing reliable performance when paired with Honeywell units.
“I did not understand that I needed THREE filters! ... replacement filters will run you more than half the purchase”



