The Westinghouse WRF905IW takes the Grease filter 145 x 390 mm, 8-layer (4055921391) as its grease filter; Australian sellers list it from A$68.99 as of 26 October 2026. Fitment confirmed against the manufacturer's compatibility list.
Your rangehood
Westinghouse WRF905IW
Rangehood
Confirmed against Westinghouse's listConfirmed against Westinghouse's own compatibility list
Not yours? ChangeTakes the 4055921391 grease filter
Grease filter 145 x 390 mm, 8-layer (4055921391) · check the code printed on your old filter before ordering.
Your rangehood
Rangehood
Confirmed against Westinghouse's listConfirmed against Westinghouse's own compatibility list
Takes the 4055921391
Grease filter · check the code on your old filter.
Other Westinghouse rangehoods that take the 4055921391
GenuineGenuine Westinghouse
$68.99
Westinghouse Australia · 26 OctLowest genuine · Westinghouse Australia · checked 26 Oct
CompatibleCompatible option
See seller
No compatible seller tracked yetNo compatible seller tracked yet
Genuine: made by Westinghouse. Compatible: another brand.Genuine is made by Westinghouse. Compatible is made by another brand. Check the seller's page for the size and models it fits.
Lowest price · $68.99
Westinghouse Australia. 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.
Compare 1 seller
AUD, before delivery. Each price shows when it was checked.
Genuine Westinghouse
1 seller
Opens Westinghouse Australia in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Replace it when it is damaged, or every 1–2 years as the maker's care guide suggests; wash it every few weeks, by hand in hot soapy water or in the dishwasher on a hot cycle.
After replacing: Most hoods this part fits have no filter reminder. If yours has a filter light, the manual for your model explains the reset.
How to change the grease filter in your Westinghouse WRF905IW
Watch the guide or follow the steps.
- 1Switch the rangehood off at the wall and let it cool.
- 2Pull the tab on the filter to release it and take it out of the hood.
- 3Soak for about 10 minutes in warm water with dishwashing liquid or baking soda, then scrub, or wash it in the dishwasher on a hot cycle.
- 4Let it dry completely, then fit it back into the hood. To replace it, fit the new filter the same way.
Every number this part goes by
- Retail name:
- 0144002134
- Retail name:
- 4055921391
Sellers list any of these; they are the same part.
About your Westinghouse WRF905IW
Westinghouse rangehood. Its grease filter is the Grease filter 145 x 390 mm, 8-layer (4055921391), part 4055921391.
Where the model number is: Take out a grease filter: the rating plate with the model number is on the inside wall of the hood or on the fan housing. It is also in the manual and on the receipt.
Common questions
- Which grease filter fits the Westinghouse WRF905IW?
- The Westinghouse WRF905IW takes the Grease filter 145 x 390 mm, 8-layer (4055921391).
- Where can I buy the 4055921391 in Australia?
- We track 1 Australian seller for the 4055921391; the lowest listed price when we last checked was A$68.99 at Westinghouse Australia. Prices are re-checked daily and dated on this page.
- How do I fit the 4055921391 in a Westinghouse WRF905IW?
- 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?
- Grease builds up in the mesh and the fan pulls less air, so smoke and smells linger; a recirculating hood with a spent carbon filter blows the smell back into the kitchen.
- How do I reset the filter light?
- Most hoods this part fits have no filter reminder. If yours has a filter light, the manual for your model explains the reset.
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