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GermGuardian

GermGuardian AC4825W2PK HEPA Air Purifier 2 Pack

  • 2-pack of 22 inch tower purifiers
  • True HEPA with carbon pre-filter, 99.97% at 0.1 micron
  • 740 square feet floor area rating
  • 3 fan speeds, 55 watts, UV-C light
  • 55 dB noise level
  • 3 year limited warranty

Last refreshed Sep 8, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A pair of tower HEPA purifiers for households that want air cleaning in two rooms from one purchase. Filters and the UV-C bulb are parts to replace over time.

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ASIN: B07N26TVNHModel: AC4825Category: HEPA Air Purifiers

Overview

A bedroom, home office or dorm room is the target for these tower purifiers, which pull air through an activated carbon pre-filter and a True HEPA filter. An optional UV-C light adds a further stage inside each unit.

Two matched units let a household cover separate rooms with one purchase, and the carbon stage adds odor handling beside particle capture. Each tower still needs its own outlet and makes fan noise, and the UV-C light is optional rather than central.

Who it's for

Separate rooms such as a bedroom and a home office, or two dorm rooms, are the match, with each tower on its own outlet. A shopper with a single room to treat would end up with a second tower and no use for it.

Pros and cons

Pros
  • True HEPA with carbon pre-filter
  • Two towers in one pack
  • Three fan speeds
  • Optional UV-C light
Cons
  • Needs two outlets, one per tower
  • Filters and UV-C bulb need replacing
  • Tower footprint takes floor space

Performance notes

Air is drawn through a carbon pre-filter that catches odor and larger debris, then through the True HEPA filter that traps fine particles. The UV-C light, when on, adds a further stage. Higher fan speeds move more air through the filters and raise noise, so the speed setting decides how fast a room cycles and how loud it is.

Specifications

BrandGermGuardian
ModelAC4825
Dimensions & fit
Particle Retention Size0.1 micron
Item Dimensions D x W x H10.75 x 6.75 x 22 inches (D x W x H)
Item weight21.4 pounds
Capacity & performance
Noise Level55 dBhigher than 87% of 48 hepa air purifiers
Fan speeds3 speeds
Wattage55 watts
Power & efficiency
Power SourceCorded Electric
Construction & materials
ColorWhite
Included components
Number of Packs2
Included Components2 Air Purifiers, Filters, User Manuals
Warranty & support
Warranty Description3 year limited manufacturer warranty
Other details
Floor Area740 square feet
Filter TypeHEPA, Carbon, UV-C
Control TypeTouch

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Frequently asked questions

Is the GermGuardian AC4825 a whole house air cleaner?

No. It is a corded tower unit rated for a stated floor area per purifier, and the pack gives two separate towers for separate rooms.

Which replacement parts fit the GermGuardian AC4825?

The listing names HEPA filter B models FLT4825, FLT4825SM, FLT4825VO, FLT4850PT and FLT420B, UV-C bulb LB4000, and carbon filter FLT22CB4.

What is in the AC4825 2-pack box?

Two air purifiers, filters and user manuals.

Is the UV-C light required on the AC4825?

The description calls the UV-C light optional, so the unit works as a HEPA and carbon purifier without it.