How do I fit the 111235 in a Blueair 111235?

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.

Air purifier filter

Blueair SmokeBlock filter (Blue Pure 311i+ Max)

111235

Fits 1 model · replace every 6 months

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

GenuineGenuine Blueair

$131.29

Amazon AU · 5 OctLowest genuine · Amazon AU · checked 5 Oct

CompatibleCompatible option

See seller

No compatible seller tracked yetNo compatible seller tracked yet

Genuine: made by Blueair. Compatible: another brand. Check certification on the seller's page.Genuine is made by Blueair. Compatible is made by another brand. Check the seller's certification details before choosing.

Lowest price · $131.29

Amazon AU. Every seller we track is listed below. Some links earn us a commission. Some seller links earn us a commission, at no extra cost to you.

Open Amazon AU · $131.29

Compare 1 seller

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

Genuine Blueair

1 seller

Amazon AUGenuine · checked 5 Oct · may have changedGenuine part · Lowest genuinechecked 5 Oct · may have changed$131.29OpenGo to seller

Open cheapest seller · $131.29

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

How long it lasts

Usually every 6 months (6–9 months on RealTrack (app tracks actual use)). The app reminds you when it is due.

Flow slows and taste drops off as the filter fills up. Changing on time is the whole point.

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.

How to change the 111235 filter

Watch the guide or follow the steps.

No clear video for this part yet. The steps cover it.

1Switch the purifier off and unplug it.
2Hold the base, twist the top section a little anti-clockwise and lift it off.
3Lift the old cylindrical filter out of the base and drop the new one in, pull tab up. Take the plastic wrap off first.
4Refit the top, plug in, and hold the button until the filter light goes out (or reset it in the Blueair app).

Every number this part goes by111235 · 311i+ Max SmokeBlock

Retail name:: 111235
Retail name:: 311i+ Max SmokeBlock

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.

Your appliance model

Fits these 1 Blueair modelBlue Pure 311i+ Max

Blueair1 model

Blue Pure 311i+ Max

Alternative to F3MAX+ in the same slot.

Common questionsWhich filter fits the Blueair 111235? · How often should I replace the filter in my Blueair 111235? · Where can I buy the 111235 in Australia?

Which filter fits the Blueair 111235?: The Blueair 111235 takes the Blueair SmokeBlock filter (Blue Pure 311i+ Max) (part 111235). Compatible filters made to the same specification also fit.
How often should I replace the filter in my Blueair 111235?: Every 6 months. Flow slows and performance drops off as the filter fills up, so it's worth doing on time.
Where can I buy the 111235 in Australia?: We track 1 Australian seller for the 111235; the lowest listed price when we last checked was A$131.29 at Amazon AU. Prices are re-checked daily and dated on this page.
How do I fit the 111235 in a Blueair 111235?: 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.

Something looks wrong with the 111235 match? . Reports go to a person, not a bot.