A PLUS Jointed Expansion Adapter – S 24/29 to C 19/26 (ASTM‑Accredited Borosilicate Glass)

This reliable A PLUS Jointed Expansion Adapter is made from robust 3.3 borosilicate glass, providing excellent durability, heat resistance, and chemical stability for routine laboratory use. As part of an ASTM accredited glassware range, it offers exceptional value while maintaining full compatibility with Quickfit jointed components.

Featuring a 24/29 socket (S) and a 19/26 cone (C), this expansion adapter is designed to connect apparatus with different ground‑glass joint sizes. It ensures a secure, leak‑free seal, enabling flexible configuration of laboratory equipment including condensers, flasks, and reaction vessels.

Key Features

• Manufactured from high‑quality 3.3 borosilicate glass for long‑term reliability
• ASTM accredited for consistent laboratory performance
• Fully compatible with Quickfit glassware systems
• Features a 24/29 socket and 19/26 cone for adapting differing joint sizes
• Ensures secure, leak‑proof connections in glassware assemblies
• Ideal for distillation, reflux setups, and general laboratory configurations
• Provides a cost‑effective alternative to premium branded adapters

Ideal for School Science Lessons & Laboratory Use

Perfect for KS3, GCSE, and A‑Level chemistry, this expansion adapter helps students learn how to assemble professional‑standard laboratory setups while understanding key concepts such as apparatus compatibility, distillation, reflux, and safe handling of glassware. It is particularly useful in school labs for:

• Connecting glassware with different joint sizes in practical experiments