Silicone Bung 32 x 48/H55 Bored (Fits 3L & 5L Erlenmeyer Flask)

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:

• Material: 100% Food-Grade, Lead-Free Silicone.

• Yeast Starter Ready: Optimized for large-volume glass flasks.

• Versatile Fit: Perfect for airlocks or blow-off hose setups.

Specifications:

• Dimensions: 32mm base tapering up to 48mm top.

• Compatibility: Designed for 3L & 5L Erlenmeyer Flasks.

• 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.