No shipping from week 52 to week 1

Note: All orders placed between week 52 (2025) and week 1 (2026) will be shipped starting week 2 (2026). We wish you happy holidays!

Transport Insurance

Optional shipping insurance for €25 net is available for selection in the shopping cart.

Online Discount

All orders in our online shop enjoy a 5% discount on the net price.

Minimum Order Quantity

Certain products have minimum order quantities. For our colored glass rods, the minimum order is 200 grams.

Quartz Glass

Explore Our Quartz Glass Products – Tubes, rods, plates, and standard ground joints with outstanding resistance, perfect for high-temperature processes, semiconductor production, and UV applications.

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