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Specialty replacement filter set

GermGuardian Filter C PET PURE – FLT5250PT replacement filter

Filter C PET PURE (FLT5250PT) fits GermGuardian AC5000, GermGuardian AC5250PT, GermGuardian AC5300 and 2 more models according to the cited GermGuardian source.

Official manufacturer Filter C PET PURE FLT5250PT Check official GermGuardian availability Non-affiliate link to the cited official product page.
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Quick fit check

Filter C PET PURE fit and replacement facts

Part numberFLT5250PT
Compatible models5
Filter roleSpecialty replacement filter set

GermGuardian recommends replacing the Pet Pure HEPA filter set every 6 months. Carbon pre-filters (FLT28CB4) can be replaced every 2 to 3 months.

Compatible GermGuardian models

Follow a model link for its complete primary, optional, specialty, and alternative filter list.

Model Filter Part number Role Source Marketplace
GermGuardian AC5000 Filter C PET PURE FLT5250PT Specialty replacement filter set Guardian Technologies GermGuardian FLT5250PT - Filter C PET PURE Check prices
GermGuardian AC5250PT Filter C PET PURE FLT5250PT Specialty replacement filter set Guardian Technologies GermGuardian FLT5250PT - Filter C PET PURE Check prices
GermGuardian AC5300 Filter C PET PURE FLT5250PT Specialty replacement filter set Guardian Technologies GermGuardian FLT5250PT - Filter C PET PURE Check prices
GermGuardian AC5350 Filter C PET PURE FLT5250PT Specialty replacement filter set Guardian Technologies GermGuardian FLT5250PT - Filter C PET PURE Check prices
GermGuardian CDAP5500 Filter C PET PURE FLT5250PT Specialty replacement filter set Guardian Technologies GermGuardian FLT5250PT - Filter C PET PURE Check prices

Buying checklist

What to check in a filter listing

Confirm that the listing names part FLT5250PT and one of the compatible models: GermGuardian AC5000, GermGuardian AC5250PT, GermGuardian AC5300 and 2 more models. Similar-looking filters are not proof of fit.

Decide whether you want an OEM or aftermarket filter, then compare the included pieces, product photos, seller details, delivery estimate, and total price.

Care guidance

Replacement schedule

GermGuardian recommends replacing the Pet Pure HEPA filter set every 6 months. Carbon pre-filters (FLT28CB4) can be replaced every 2 to 3 months.

Usage conditions can affect service life. Follow the cited manufacturer guidance for this part.

Compare compatible options

These filters share at least one officially cited model within the same brand, but may serve a different primary or optional role. Check each part page before buying.

Filter C

FLT5000

Replacement filter set

Frequently asked questions

How often should I replace the GermGuardian Filter C PET PURE (FLT5250PT)?

GermGuardian recommends replacing the Pet Pure HEPA filter set every 6 months. Carbon pre-filters (FLT28CB4) can be replaced every 2 to 3 months.

Which GermGuardian models use the Filter C PET PURE FLT5250PT?

According to the official GermGuardian product page, Filter C PET PURE (FLT5250PT) fits GermGuardian AC5000, GermGuardian AC5250PT, GermGuardian AC5300 and 2 more models. Verify the model label on your unit before ordering.

Do aftermarket FLT5250PT filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number FLT5250PT, review the listing details, and verify the model label on your unit before buying.

Manufacturer source

Official Guardian Technologies product page identifies Filter C PET PURE, SKU FLT5250PT, as compatible with models AC5000, AC5250PT, AC5300, AC5350 and CDAP5500.

Guardian Technologies GermGuardian FLT5250PT - Filter C PET PURE

Source compatibility checked 2026-07-22. Recheck the listing and your purifier label before ordering.