Airthereal Replacement True HEPA Filter for APH260 APH320 - Clean Air

In this review the focus is on replacement filters for the Airthereal APH260 and APH320 air purifiers, and the bottom line is simple: this 2-pack offers a straightforward way to restore strong particle and odor removal without fuss. The reviewer found the filters easy to install, effective at removing dust and smoke particles, and a clear fit for households with pets or light smoke exposure. For anyone who already owns an APH260 or APH320, these replacement filters are the single most practical maintenance item to keep the purifier performing as intended.

Key Features

• Compatibility: Designed specifically for APH260 and APH320 units, the filters fit snugly and eliminate guesswork at replacement time for those models.
• Three-stage filtration: A pre-filter, a true HEPA element, and an activated carbon layer work together to catch hair and large particles, filter fine particulates, and reduce odors and VOCs.
• True HEPA performance: The HEPA media removes 99.97% of airborne particles down to 0.3 microns, which helps with dust, smoke, and common airborne irritants.
• Replacement alert guidance: When the purifier's PM2.5 light flashes red it signals a time to check the filter, and resetting the alert is a simple two-button hold.
• Tool-free replacement: Filters arrive ready to use-unwrap and insert-so maintenance takes only a minute and requires no tools.

Who It's For

This replacement pack is ideal for current owners of the Airthereal APH260 or APH320 who want to maintain peak air cleaning performance without compatibility concerns. It suits households with pets, light household smoke, or occupants sensitive to dust and odors who appreciate a quiet, effective purifier.

Those who do not own an APH260 or APH320 should look for filters specified for their own model, since these are made only for those two units. Buyers seeking HEPA filters with unusual sizes or specifications outside the listed models will need a different part.

Pros & Cons

Pros

• Easy installation and removal makes scheduled maintenance quick and painless.
• The three-stage system combines a pre-filter, true HEPA, and activated carbon for broad particle and odor control.
• High filtration efficiency removes the majority of fine particulates that affect indoor air quality.
• Resettable replacement alert keeps maintenance on track without guesswork.

Cons

• Only compatible with APH260 and APH320 models, so it is not a universal replacement option.
• Replacement frequency varies with use and environmental conditions; some users may need to change more often in heavy-use situations.

Specifications

Product type	Replacement True HEPA Filter 2-pack
Compatible models	Airthereal APH260, APH320
Filtration stages	Pre-filter, True HEPA, Activated carbon
HEPA efficiency	Removes 99.97% of particles down to 0.3 microns
Replacement alert	PM2.5 light turns red and flashes; reset with FAN + TIMER
Installation	Tool-free; unwrap and insert

Our Verdict

The Airthereal replacement HEPA 2-pack is a practical, cost-effective choice for owners of the APH260 or APH320 who need reliable particle and odor removal. It restores the purifier's air quality performance with an easy swap and clear replacement guidance, making it good value for routine maintenance.

Frequently Asked Questions

Are these filters compatible with other Airthereal models?
They are specifically made for the APH260 and APH320 and should not be used as a substitute for other models.

How do I reset the replacement alert?
When the PM2.5 light flashes red, press and hold the FAN and TIMER buttons simultaneously for 3 seconds to reset the alert after replacing the filter.

Do I need any tools to replace the filter?
No tools are required; power off the unit, open the front shell, remove the old filter, and insert the new one, then close the shell securely.