Holmes Tower Air Purifier HAP9422-UA

Holmes Tower Air Purifier HAP9422-NUA Quick Review

Not quite top of the line model, Holmes HAP9422-UA is a welcome refresh in Holmes extended list of mini-tower series air purifiers. Among its many highlighted features, pricing and low filter maintenance cost is still no doubt its main selling point. Adding in a washable pre-filter, HEPA-type filter and optional ionizer, let’s take a look at the every aspect of Holmes Tower Air Purifier HAP9422-NUA including its practicality and overall value.
± 79.99 p
     Annual filter ^    
± 18 - 54 p
Online price*
Latest Amazon price

Holmes Tower HAP9422-UA Specification

ProductHolmes Tower HAP9422-UA
9.84 x 27.56 x 8.66 in
(25 x 70 x 22 cm)
Weight10.6 lb (4.8 kg)
Coverage (up to)165 sq. ft. (15 m2)
Dust free (CADR)105 cfm (178 m3/h)
Pollen free (CADR)105 cfm (178 m3/h)
Smoke free (CADR)105 cfm (178 m3/h)
Airflow speed
- Lifespan
- Replacement cost ($)
HEPA filter
- Lifespan
- Replacement cost ($)
aer1 HAPF30AT HEPA-Type Total Air Filter
4 - 12 months
+- 17.99
Carbon filter
- Lifespan
- Replacement cost ($)
Ionizer/ TechnologiesIonizer
UV-light/ PCO
Other filter
All-in-one filter
- Lifespan
- Replacement cost ($)
Optional/ Addon
aer1 HAPF30AT HEPA-Type Total Air Filter
4 -12 months+- 17.99
aer1 HAPF300AH True HEPA Allergen Remover Filter
12 months+- 19.99
aer1 HAPF30AO Odor-Eliminator Filter
4 - 12 months+- 12.99
aer1 HAPF300AP True HEPA Allergen Performance-Plus Filter
4 - 12 months+- 19.99
aer1 HAPF30AS Smoke Grabber Filter
4 - 12 months+- 19.99
Arm and Hammer Air Purifier Booster Filter
12 - 18 months
Noise level
Power consumption72 W
Timer/ Scheduler
More color options
Auto mode
Air qualityAQ indicator
Filter change indicator
Wi-Fi/ BTBluetooth
Remote control
Child lock
Warranty3 years
Email/ Phone support
Product image

Key features

  • 4-stage filtration
  • Washable pre-filter
  • HEPA-type filter - remove up to 99% of airborne particles
  • Support Aer1 filters
  • ARM & HAMMER baking soda carbon filter
  • Optional ionizer - to assist in stubborn particles.
  • 3 fanspeed settings with seperate filter change reminder button
  • 3-year limited warranty

Holmes Tower HAP9422-UA review

  • Cost less than $100 with low annual filter upkeeping.
  • 4-stage filtration including washable pre-filter and optional ionizer.
  • Support all Aer1 filter upgrades that can convert into True HEPA filter.
  • 3 years warranty.
  • Use HEPA-type filter that has a poor filtration rate than True HEPA filter.
  • Unimpressive odor and smoke related particles filtration.
  • Better CADR compare with Holmes mini-tower but still relatively small applicable area.
  • No timer, auto /sleep mode although as expected given its category.
Holmes Tower HAP9422-UA dimension
9.84 x 27.56 x 8.66 in
(25 x 70 x 22 cm)
Holmes Tower HAP9422-UA weight
10.6 lb (4.8 kg)

A step up to Holmes mini-tower air purifier, Holmes HAP9422-UA is actually way smaller compare with a full-size tower air purifier. The simple yet slight retro design is tall and slim with reasonable uild quality. There is a round dial knob with ionizer button and filter change indicator located at the top “bullet head” while a long ventilation is located at the bottom. Inside of its core body, Holmes HAP9422-UA comprise of a permanent washable pre-filter, HEPA-type filter (upgradable to Aer1 True HEPA filter, ARM and HAMMER baking soda carbon filter and optional ionizer. As always, Holmes HAP9422-UA is cover with an official Holmes 3 years limited warranty.

Applicable area and CADR

The applicable area for Holmes HAP9422-UA air purifying is at 15 m2 (165 sq. ft.). Not great but an improvement over most mini-tower series model. Mostly suitable for small area, bedroom or bathroom (dry area only). The CADR level is also better, with 105 cfm in dust, pollen and smoke. Overall Holmes HAP9422-UA combined 4-stage filtration delivers average efficiency that is slightly let down by the bundled HEPA-type filter rather then a True HEPA filter.

Final thoughts on Holmes Tower Air Purifier HAP9422-UA

With improved filtration, CADR and purifying coverage, Holmes HAP9422-UA is a solid step-up to most Holmes mini-tower air purifier. While it still has low price tag, low annual filter replacement cost and comprehensive filter set, the same issues that is found in most Holmes tower air purifier is also applicable here. If you need an affordable yet OK air purifier to live with, the few cons should be relatively easy to overlook.

Covered against
Holmes Tower HAP9422-UA VS Dust



Holmes Tower HAP9422-UA VS Pollen



Holmes Tower HAP9422-UA VS Hair

Hair/ Pet hair


Holmes Tower HAP9422-UA VS Dust mites

Dust mites


Holmes Tower HAP9422-UA VS Mold/ Mildew

Mold/ Mildew


Holmes Tower HAP9422-UA VS Pet dander

Pet dander


Holmes Tower HAP9422-UA VS Virus/ Germ

Virus/ Germ


Holmes Tower HAP9422-UA VS Tobacco smoke

Tobacco smoke


Holmes Tower HAP9422-UA VS Chemical



Holmes Tower HAP9422-UA VS VOCs



Holmes Tower HAP9422-UA VS Smoke/ Gas

Smoke/ Gas


Holmes Tower HAP9422-UA VS Odor



All in all Holmes Tower HAP9422-UA efficient plus purifying coverage and airflow input/ output is brilliant in cleaning out large airborne pollutants specifically hair, dust. up against allergens, irritants, bacteria and viruses, Holmes Tower HAP9422-UA comes with , 3 fanspeed and 4-stage filtration is at acceptable grade in eliminating pollen, mold, mildew, pet dander and dust mites.  On odors and smokes, Holmes Tower HAP9422-UA filtration is substandard in overcoming chemicals, fire, cooking odors, VOCs, tobacco smokes, cigarette, vapor and radon.

Verdicts and ratings

Build quality
Airflow delivery
Particle Filtration
Smoke Filtration
Holmes Tower Air Purifier HAP9422-UA

Frequently Asked Questions FAQ


Safety Tips

More on Holmes Tower HAP9422-UA review