Bung
"Fits perfectly"
Silicone Bung 32 x 48/H55 Bored (Fits 3L & 5L Erlenmeyer Flask)
$5.80
Sale price
$5.80
Regular price
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Estimated Date of Arrival : 17 Jul 2026
Silicone Bung 32 x 48/H55 Bored (Fits 3L & 5L Erlenmeyer Flask)
KL12836
$5.80
Sale price
$5.80
Regular price
Upgrade your yeast propagation setup with this premium Bored Silicone Bung. Engineered from high-quality, lead-free curing silicone, this stopper is completely food-safe and chemically resistant, ensuring no off-flavors or contaminants affect your yeast cultures.
With a 32mm to 48mm taper, this bung is specifically sized to fit 3L and 5L Erlenmeyer Flasks. It features a pre-drilled hole, making it the perfect partner for a standard 3-piece airlock or an EVABarrier 6mm x 9.5mm blow-off tube for high-activity fermentations.
Key Features:
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Material: 100% Food-Grade, Lead-Free Silicone.
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Yeast Starter Ready: Optimized for large-volume glass flasks.
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Versatile Fit: Perfect for airlocks or blow-off hose setups.
Specifications:
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Dimensions: 32mm base tapering up to 48mm top.
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Compatibility: Designed for 3L & 5L Erlenmeyer Flasks.
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Style: Bored (includes hole for airlock/hose).
Please note: This bung is not sized for our current range of Carboys or Demijohns. Flasks are sold separately.
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Overall rating: 5.0 / 5 from 9 reviews.
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Reviews
good service
"Fast delivery, excellent materials"
Just right
"Fits my wide mouth demijohns perfectly."
Awesome
"Great fit for the 2L flask."
Perfect for 5l wide mouth Demijohns
"These are great to use with the 5l wide mouth demijohns for fermenting mead etc, the airlock goes straight in."
Homebrew HQ
"Great quality bungs"
It’s a Bung
"Fit for purpose, does the job it is meant to do. Can’t ask for anything else."
I use it to blug
"I use it to blug up my... never mind"
It works
"Great Product, no issue with it"