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Replacement filter set

GermGuardian Filter P FLT5800 replacement filter

Filter P (part FLT5800) fits GermGuardian AP5800W, according to the official GermGuardian product page.

Official GermGuardian fit · checked

GermGuardian models that use Filter P FLT5800

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

Before you order

What to check in a FLT5800 listing

  • The listing names part FLT5800. Similar-looking filters are not proof of fit.
  • Your purifier is one of the compatible models: GermGuardian AP5800W.
  • 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

The cited page describes FLT5800 as a True HEPA and treated-carbon replacement filter but does not state a replacement interval.

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

Frequently asked questions

How often should I replace the GermGuardian Filter P (FLT5800)?

The cited page describes FLT5800 as a True HEPA and treated-carbon replacement filter but does not state a replacement interval.

Which GermGuardian models use the Filter P FLT5800?

According to the official GermGuardian product page, Filter P (FLT5800) fits GermGuardian AP5800W. Verify the model label on your unit before ordering.

Do aftermarket FLT5800 filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number FLT5800, 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 P, SKU FLT5800, as compatible with model AP5800W.

Guardian Technologies GermGuardian FLT5800 - Filter P

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