How to handle hearing aid filters and wax guards

Find guidance on replacing and maintaining filters and wax guards to protect your hearing aids and ensure clear sound quality.

Published 7/15/2024,

Updated 4/10/2025

On this page

Changing filters

Frequency of changing filters

Changing wax guards

Frequency of replacing wax guards

What’s the white tip on my hearing aid?

Disclaimer

Only follow these steps if you feel confident doing similar tasks—like inserting contact lenses, changing small batteries, or adjusting glasses. Make sure you’ve been shown how by your Bloom audiologist, or have the correct replacement parts they’ve provided.

Changing filters

How to change hearing aid filters?

1. Wash your hands thoroughly

2. Gather your supplies

Replacement filters (often provided with your hearing aids).
Filter-changing tool (usually included with the filters).

3. Remove the old filter

Use the removal end of the tool to gently pull out the old filter from the hearing aid.
If the filter is clogged or stuck, take your time to avoid damaging the device.

4. Insert the new filter

Use the new filter end of the tool to pick up a fresh filter.
Insert the new filter into the opening and press gently until it clicks into place.

5. Dispose of the old filter

Properly discard the used filter.

6. Check your hearing aid

Ensure the filter is secure and the hearing aid is functioning properly.

Tips
Replace filters regularly, typically every 1–2 weeks or when sound becomes muffled.

Handle your hearing aids carefully to avoid damaging the microphone or receiver.

Frequency of changing filters

How often should hearing aid filters be replaced?

Regular replacement

Replace your hearing aid filters every 4 to 8 weeks to maintain optimal performance.

Signs to replace sooner

Sound is muffled or weaker than usual.
Hearing aid stops working, even with a fresh battery.
Visible wax or debris on the filter.

Personal factors

If you produce more earwax, you may need to replace filters more frequently.
Humid or dusty environments can also clog filters faster.

Routine check

Inspect filters weekly for signs of buildup.
Establish a regular schedule to prevent unexpected issues.

Consult your provider
If unsure, ask your audiologist for personalized advice on replacement frequency.

Changing wax guards

How to change hearing aid wax guards?

Wash your hands

This prevents dirt from getting into your hearing aid.
Open the battery door

This exposes the receiver.
Gently remove the old receiver

Use a gentle, twisting motion if necessary.
Insert the new receiver

Make sure it's snug but not forced.
Close the battery door

Securely close the battery door to protect the receiver.
Turn on your hearing aid and test the sound

Ensure the new receiver is working correctly.

Tip
Store receivers in a clean, dry place.

Frequency of replacing wax guards

How often should hearing aid wax guards be replaced?

It depends on your earwax production

Heavy earwax

Replace daily.
Moderate earwax

Replace weekly.
Light earwax

Replace monthly.

Tip
Always check your wax guards regularly, especially after swimming or showering. Replace them if they are blocked or discolored.

What’s the white tip on my hearing aid?

What is the white thing at the end of the hearing aid that goes into my ear?

That is the wax filter. It is there to prevent wax from getting into the delicate components of your hearing aid.

When this becomes clogged with wax or other debris, you will need to change this to ensure your hearing aid stays in good working order.