WECK 545 ml Quadro Jar RR100


Square jar for starter, preserving and storage.

  • 545ml square jar with tall profile
  • Wide round rim for easy filling
  • Clear glass to monitor fermentation
Bundle: Jar Only
Price:
Sale price£5.99

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In stock. Order by 4pm for same-day dispatch.
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WECK 545 ml Quadro Jar RR100

The WECK 545 ml Quadro Jar RR100 combines a distinctive square shape with a practical, everyday design. Its tall, slightly tapered profile makes it ideal for preserving jams, storing sourdough starter or preparing layered dishes such as salads and desserts.

Crafted from high-quality glass, the jar offers both durability and clarity, allowing you to easily monitor contents during fermentation or storage. The wide round rim ensures easy filling, cleaning and access, making it a versatile addition to any kitchen setup.

Whether used for preserving, fermenting or serving, the WECK Quadro jar delivers both function and presentation.

545 ml capacity – ideal for preserving, storage and fermentation
Square shape with a tall, tapered design
High-quality glass for durability and visibility
Wide round rim for easy filling and cleaning
Suitable for sourdough starter, jams, salads and layered dishes

✔ Extra capacity for active starters

✔ Wide opening for easy feeding

✔ Clear glass to monitor fermentation

For a secure fit you will need:

• 1 × RR100 Glass Lid

• 1 × RR100 Rubber Sealing Ring

• 2 × Stainless Steel Clips

Specifications

Country
Germany

Material
Clear glass

Volume
545 ml

Full brim volume
545 ml

Diameter (outside)
100 mm

Height
113 mm

Weight
295g 

Shape
Round neck/Square base

Manufacturer
Weck glass and packaging GmbH, Alter Heerweg 2, 53123 Bonn

Materials: high-quality clear glass.

  • Requires RR100 glass lid, rubber sealing ring and two steel clips (sold separately)
  • Wide rim allows easy cleaning
  • Suitable for fermenting, preserving and serving

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.

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