GermGuardian

Germ Guardian FLT4850PT True HEPA Genuine Air Purifier Replacement Filter B with Pet Pure Treatment for GermGuardian C4900

4.8(6,193)

1835+ bought in the past month

$29.13$34.99

About this item

  • Genuine HEPA Pet PURE Air Filter: Our HEPA Pet PURE GermGuardian filter replacement is meticulously designed to tackle pet dander, hair, and odors with exceptional efficiency, capturing up to 99.97% of allergens as small as .1 micron
  • Why HEPA PURE: Proudly manufactured in North America and backed by rigorous scientific testing using reputable independent labs, this genuine HEPA filter features unmatched multi-layer filtration technology for a safer, cleaner, more breathable air
  • The GermGuardian Difference: Genuine air purifier HEPA filters offer a certified fit and maximum filtration, unlike off-brand filters which frequently fail HEPA testing standards, fit incorrectly, reduce efficacy, and may damage your air purifier
  • Reliable Room Deodorizer: The activated carbon pre-filter traps and absorbs volatile organic compounds along with dust, pet hair, and other large particles, effectively reducing odors from smoking, cooking, and pets
  • Compatible Models: This GermGuardian air purifier filter replacement works with models: AC4300, AC4820, AC4825, AC4850PT, AC4870, AC4880, AC4900, CCDAP4500, AP2200CA; Recommend replacing 1 combination filter every 6 months and carbon layer every 2-3 months
$29.13
Was $34.99Save $5.86

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Product details

BrandGermGuardian
MaterialPET and PP (polyester and polypropylene)
Product Dimensions15.77"L x 4.76"W x 1.29"Th
Compatible DevicesGermGuardian Air Purifier Models: AC4300, AC4820, AC4825, AC4850PT, AC4870, AC4880, AC4900, CCDAP4500, AP2200CA, GermGuardian Air Purifiers See more
Item Weight5.6 ounces
Global Trade Identification Number00895916000875
UPC885173159508 895916000875
Air Filter ConstructionPleated
Number of Items1
ManufacturerGuardian Technologies

Technical specifications

is_discontinued_by_manufacturerNo
product_dimensions4.76 x 1.29 x 15.77 inches; 5.6 ounces
item_model_numberFLT4850PT
date_first_availableMay 23, 2012
manufacturerGuardian Technologies
best_sellers_rank#6,862 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #41 in Air Purifier Filters

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Customer reviews

4.86,193 ratings

Customers say

Customers find the air filter works well in Germ Guardian air purifiers, effectively filtering dust, dog hair, and dander, while keeping the smell almost non-existent.

★★★★★

Greatly improved my air quality!

Carole in Virginia—December 31, 2025

I rarely need to dust now! I have COPD and 4 cats. This machine is a little workhorse and has significantly reduced fur and dust particles floating by in my cottage. Read more

★★★★★

Quality filters

Ryan—December 22, 2025

Get these every 3 months, they work as they should. Should see the amount of dust/dog hair and dander they collect. We vacuum weekly, and still am amazed at how good they work. The dust collection and air cleanliness is amazing. Read more

★★★★★

Great product

Leeann Sherman—December 28, 2025

Great filter and easy to change in my air purifier. Read more

★★★★★

Reliable

Tia—December 31, 2025

I have these on a monthly plan, these pull out so much dust and dander each month especially with two dogs. Highly recommend , now my parents and Aunt use it also. Read more

★★★★☆

Truly cleans the air

Customer—October 4, 2025

Cleans up the pet dander for my allergic wife. Read more

★★★★★

Great Item

Z&TAdventures—July 23, 2024

The GermGuardian Filter B Pet Pure HEPA Genuine Air Purifier Replacement Filter is outstanding! It effectively removes 99.97% of dust, allergens, and pet dander from the air, making a noticeable difference in air quality. The Pet Pure treatment adds an extra layer of protection, reducing odors and bacteria. Installation is straightforward, and it fits perfectly in my GermGuardian air purifier. Since using this filter, my home feels fresher, and allergy symptoms have significantly decreased. Highly recommend this filter for anyone looking to maintain a clean and healthy indoor environment! Read more

★★★★★

Great filter for pets

D.Leigh—August 21, 2025

I have been using these filters for years. I have a cat dog and two kids and I have allergies, these definitely help and we run all day everyday Read more

★★★★★

Easy to change!

Tiffany—January 9, 2026

Fit perfectly in my air purifier, was easy to change. Read more

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