Weck Jars Sealing and Sizing Guide
Sealing Your Weck Jars
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Use a new rubber ring for each heat processing
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Ensure rubber rings and glass lids are tear- and chip-free
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Seals form as jars cool after boiling water bath
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Check seal by lifting lid after 24 hours
Sizing Guide
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Extra Small (40mm) suits models 756, 757, 788, 789
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Inner diameter: 40mm, outer diameter: 50mm
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Refer to Weck chart for sizing information
About Ozfarmer Australia
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Official Australian distributor of Weck preserving jars
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Weck jars are known for their high quality and durability, made in Germany with precision
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Also known as heirloom jars in Europe, they are built to last
By following these guidelines and using the right size rubber rings and lids, you can ensure airtight seals and enjoy your Weck jars for years to come.
