Precision 33mm, sealing without worry: This product is manufactured to strict 33mm standard calibre specifications, ensuring compatibility with the vast majority of household brewing bottles, juice cans, and food storage containers available on the market. Constructed from food-contact grade materials with a patented sealing structure, it withstands fermentation pressure to preserve the flavour and effervescence of your precious home-brewed beverages. An economical choice for replacing worn caps and upgrading your storage equipment.
Product specifications and details:
Core specifications:
Type: Polyester sealing screw cap
Caliber: 33mm (standard beer keg/fermentation vessel caliber)
Material: Phenolic resin (bakelite)
Colour: Black
Package contents: 12 polyester sealing screw caps
Usage instructions:
Before purchasing, please ensure your bottle neck has an external diameter of 33mm to guarantee a perfect fit.
We recommend thoroughly cleaning both the bottle cap and sealing plug before first use.
This product is reusable, its robust phenolic resin construction withstands repeated washing and sterilisation.