Air Filter LookupAir purifier filter finder

Replacement filter set

GermGuardian Filter V FLT151 replacement filter

Filter V (part FLT151) fits GermGuardian AC151, GermGuardian AC3000, GermGuardian AC3050 and GermGuardian AP3151, according to the official GermGuardian product page.

Official GermGuardian fit · checked

GermGuardian models that use Filter V FLT151

This filter is listed for 4 models. Open a model to see its complete list of primary, optional, and specialty filters.

Before you order

What to check in a FLT151 listing

  • The listing names part FLT151. Similar-looking filters are not proof of fit.
  • Your purifier is one of the compatible models: GermGuardian AC151, GermGuardian AC3000, GermGuardian AC3050 and GermGuardian AP3151.
  • The pack size and pieces included match what you need. Genuine and third-party filters can differ.
  • The total price with shipping, seller feedback, and delivery estimate work for you.

Care guidance

Replacement schedule

GermGuardian recommends replacing the 360-degree True HEPA and carbon filter set every 6 to 8 months.

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

Compare compatible options

These share at least one compatible model but may do a different job, such as a carbon pre-filter or a specialty version. Check each part page before buying.

Frequently asked questions

How often should I replace the GermGuardian Filter V (FLT151)?

GermGuardian recommends replacing the 360-degree True HEPA and carbon filter set every 6 to 8 months.

Which GermGuardian models use the Filter V FLT151?

According to the official GermGuardian product page, Filter V (FLT151) fits GermGuardian AC151, GermGuardian AC3000, GermGuardian AC3050 and GermGuardian AP3151. Verify the model label on your unit before ordering.

Do aftermarket FLT151 filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number FLT151, review the listing details, and verify the model label on your unit before buying.

Official compatibility record

Manufacturer source

Official Guardian Technologies product page identifies Filter V, SKU FLT151, as compatible with models AC151, AC3000, AC3050 and AP3151.

Guardian Technologies GermGuardian FLT151 - Filter V

Source compatibility checked 2026-08-29. Recheck the listing and your purifier label before ordering.