British Berkefeld Black Universal Wing Nut
from this shop’s own product feed
Price history
We started tracking this price on 25 Oct 2026. The chart fills in as prices change, so you can see whether today’s price is a good one.
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About this product
If you’re replacing the filter in a gravity water filter system, you’ll need one of these universal wingnuts to keep the filter candle in place – along with a rubber sealing filter washer (sold separately.) One wingnut is included per pack, and as with all Doulton® parts, they’re fully tested to guarantee the best results. Black plastic wing nut for replacing filters in a gravity-fed water filter system Fixes the filter candle in place One wingnut per pack Must be paired with rubber sealing filter washer
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