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Silicone Stopper Manufacturer,Supplier and Exporter in India

Silicone Stopper

Product Code : EL-OLT-10378

Quick Answer: The Silicone Stopper, size #6, is a food grade silicone stopper with an 8mm hole, an upper diameter of 25.9mm, a bottom diameter of 31.5mm and a height of 28mm. It is used with airlocks on carboys and glass fermenters.

Last updated: October 2026

Key Features

  • Food grade silicone
  • Size #6: upper diameter 25.9mm, bottom diameter 31.5mm, height 28mm
  • 8mm hole through the stopper
  • Fits common fermentation airlocks and the counter pressure bottle filler
  • Heat resistant and waterproof

Technical Specifications

SpecificationValue
MaterialFood grade silicone
Size#6
Upper diameter25.9mm
Bottom diameter31.5mm
Height28mm
Hole diameter8mm

About This Product

This stopper seals the neck of a carboy, bubble airlock or glass fermenter while an airlock passes through its centre hole. The tight seal keeps air out during fermentation to help prevent oxidation.

Frequently Asked Questions

Q1. What size is the hole in the stopper?
The hole diameter is 8mm.

Q2. What is the stopper used with?
It fits common fermentation airlocks, the counter pressure bottle filler, carboys and glass fermenters.

Related: Other Lab Tools range, Glass Tubing Cutter.

For a quotation on the Silicone Stopper, contact Scientific Equipments.

   
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      [email protected]

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