Search·GermGuardian
Use this page to see which air purifier models take this cartridge, check suggested change timing when we have it, and open retailer links when you’re ready to buy.
Brand
GermGuardian
This filter number is linked to the purifier models below in our reference. If yours is listed, open buying options when you’re ready—always match the number on your current cartridge.
GUARDIAN-FLT4825
FLT4825 HEPA + charcoal combo
Replace about every 6 months
Also known as: FLT4825
GUARDIAN-FLT4825 matches models linked on this page. Buying options are shown only when BuckParts has listing evidence checked against this part number.
Why this fits
- 5 compatible models on file for this part number
- Notes available
- Buying options are shown only when the product page matches this filter number. Compare it with your old filter before ordering.
Model lists here reflect what we have on file for this part number—not every unit ever sold.
Where to buy
Shown after BuckParts checks the product page against this filter number (2026-04-21).
Fits these models (5)
Notes & next steps
Search again if you need a different model or part number.
FLT4825 for 22" tower Guardian models