- What size room is the AC5250PT good for?
- It is rated for rooms up to about 189 sq ft, with a smoke CADR of 138. That fits a bedroom, office or small living room; larger or open spaces need a bigger unit.
- Does it really need the UV light?
- The UV-C bulb is an optional extra stage. The HEPA and charcoal filters do the main particle and odor work, and the purifier runs without the bulb if you skip it.
- How often do filters need changing?
- GermGuardian advises replacing the HEPA filter roughly every 6 to 8 months and the charcoal pre-filter more often, depending on use and pets. The UV bulb is typically replaced about once a year.
- Is it quiet enough for a bedroom?
- On the lower speeds it is quiet enough for most sleepers. The higher speeds are clearly audible, so run it low overnight and boost it during the day.
- How does it compare with GermGuardian's larger towers?
- Larger models such as the AC4825 and AC5350 move more air and cover bigger rooms. The AC5250PT trades coverage for a slimmer tower and lower airflow.
- What comes in the box?
- The purifier ships with a HEPA filter, a charcoal pre-filter and a UV-C bulb installed, plus a manual. No extra filters are included.
- Where is the GermGuardian HEPA Air Purifier Tower AC5250PT cheapest?
- At The Home Depot, for $144.99, as of our latest check.
- Where can I buy the GermGuardian HEPA Air Purifier Tower AC5250PT?
- 4 stores we checked sell it, including The Home Depot, Lowe's, Ace Hardware, Staples.