FitMatch
Mi Air Purifier HEPA Filter M8R-FLH (2, 2S, 2H, 2C, 3H, 3C, Pro)

Air purifier filter

Mi Air Purifier HEPA Filter M8R-FLH (2, 2S, 2H, 2C, 3H, 3C, Pro)

M8R-FLH

Fits 7 models · replace every 6 months

Wrong part, or your model missing? Tell us. A person checks every report.

Genuine

$75.00

Amazon AU · 26 Oct

Compatible

$39.00

Bunnings · 26 Oct

Check seller

Genuine: made by Xiaomi. Compatible: another brand. Check certification on the seller's page.

Lowest compatible · $39.00

Bunnings. Compare with genuine below. Some links earn us a commission.

Open Bunnings

Compare 3 listings from 2 sellers

AUD, before delivery. Each price shows when it was checked.

BunningsCompatible · checked 26 Oct$39.00Open
Amazon AUCompatible · checked 26 Oct$50.20Open
Amazon AUGenuine · checked 26 Oct$75.00Open
Open cheapest seller · $39.00

Opens Bunnings in a new tab. Their page is the source of truth for price, delivery and returns.

Not due yet?

Get a nudge when your filter is due — it's every 6 months. One email two weeks before, no newsletter. Manage or stop it anytime.

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How to change the M8R-FLH filter

Watch the guide or follow the steps.

Filter Replacement XIAOMI Mi Air Purifier 3H · daily random
  1. 1Switch the purifier off and unplug it.
  2. 2Press the buckle on the filter compartment cover at the back and open it.
  3. 3Unlock and lift out the old filter. Cut open the new filter's bag and fit it the same way, then close the cover.
  4. 4Plug in and switch on. The Mi Air Purifier 3H reads a genuine filter and shows its remaining life; on models that need a manual reset, hold the button on the back for 6 seconds until it beeps.
Every number this part goes by
Retail name:
M8R-FLH
Retail name:
Mi Air Purifier 2H filter
Retail name:
Mi Air Purifier 3H filter
Retail name:
Mi Air Purifier Filter
Retail name:
Mi Air Purifier HEPA Filter
Retail name:
SCG4021GL
Retail name:
Xiaomi HEPA filter

Sellers list any of these; they are the same part.

Will it fit your appliance?

Type your model number and we'll check it against the makers' lists.

Fits these 7 Xiaomi models
Common questions
What does the M8R-FLH fit?
The Mi Air Purifier HEPA Filter M8R-FLH (2, 2S, 2H, 2C, 3H, 3C, Pro) fits 7 Xiaomi models, including the Mi Air Purifier 2, Mi Air Purifier 2C and Mi Air Purifier 2H. Every one is listed on this page. Compatible filters made to the same specification also fit.
How often should I replace the M8R-FLH?
Every 6 months. It works less well as the filter fills up, so it's worth doing on time.
Where can I buy the M8R-FLH in Australia?
We track 2 Australian sellers for the M8R-FLH; the lowest listed price when we last checked was A$39.00 at Bunnings. Prices are re-checked daily and dated on this page.
How do I fit the M8R-FLH?
No tools, a few minutes: 4 steps, listed on this page with the replacement video where the maker has one.
What happens if I don't change it?
The fan works harder for less airflow, and the carbon layer stops taking smells out well before the filter looks dirty.

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