WECK Rubber Sealing Ring RR100
The WECK rubber sealing ring RR100 is designed for WECK jars with a 100 mm round rim opening. Made from high-quality natural rubber, it creates an airtight seal when used with a WECK glass lid and stainless steel clips.
Ideal for sourdough starter jars, ingredient storage, and long-term kitchen use.
Compatible with WECK RR100 jars.
Specifications
Country
EU
Material
Rubber
Diameter (outside)
108.3 mm
Height
1.4 mm
Weight
6 g
Colour
Red
Base shape
Round
Manufacturer
Weck glass and packaging GmbH, Alter Heerweg 2, 53123 Bonn
Order by 4pm Monday to Friday and your order is dispatched the same day.
- Free UK delivery on orders over £50.
- Standard UK delivery: 1-2 working days.
- You will receive tracking by email as soon as your order is dispatched.
30-day returns. You have 30 days from receiving your item to request a return. Items must be unused, with tags, and in the original packaging.
- Approved refunds are issued to your original payment method within 10 business days.
- Starter cultures, perishable goods, custom items, gift cards and sale items cannot be returned.
- To start a return, email support@sourdoughsupply.co.uk. Returns sent without approval cannot be accepted.
Tools chosen by bakers, for bakers
At Sourdough Supply Co. we test every product in our own kitchens before it earns a place in the range. From proofing baskets to precision scoring tools, each piece is selected for durability, function and performance, because great bread starts with the right equipment.
Fast, careful UK shipping
Order by 4pm Monday to Friday and your order leaves our UK warehouse the same day. Standard delivery arrives in 1-2 working days, free on orders over £50. You will receive tracking by email the moment your order ships.
From our kitchen to yours
Sourdough Supply Co. is a small UK team of home bakers. Everything we stock is tested in our own kitchens, and if a tool does not earn its place, we do not sell it.
Questions about your bake? Email us and a real person will reply.
