Still Head – 19/26 Joint (Borosilicate Glassware)

The Still Head with 19/26 Joint is a high quality item of laboratory glassware designed for use in distillation and reflux assemblies within educational and professional science laboratories. Manufactured from premium 3.3 borosilicate glass, it offers excellent resistance to heat, thermal shock, and chemical attack.

Featuring precision ground glass joints (19/26), this still head allows secure, leak‑free connections between round bottom flasks and condensers. Its design ensures efficient vapour transfer and condensation control, making it ideal for controlled heating experiments and separation techniques commonly taught in school chemistry.

Strong, clear, and designed for repeated use, this still head is a reliable component for building safe and professional laboratory setups in busy teaching environments.

Key Features

• Manufactured from 3.3 borosilicate glass
• Still head for distillation and reflux setups
• Standard ground glass joint size: 19/26
• Precision joints for secure, airtight connections
• Excellent heat and chemical resistance
• High clarity for observing vapour flow
• Durable construction for repeated laboratory use
• Supplied as 1 × still head

Ideal for School Science Lessons

Ideal for GCSE and A Level science lessons, this Still Head supports the teaching of separation techniques and advanced laboratory apparatus assembly.

• Teaching simple and fractional distillation
• Supporting reflux experiments in chemistry
• Demonstrating safe vapour transfer and condensation
• Teaching correct assembly of jointed glassware systems
• Routine use in school laboratories and science prep rooms

Reliable, precise, and laboratory grade, this Borosilicate Still Head is an essential component for safe, effective, and engaging practical chemistry teaching in educational environments.