Lung Demo Model in a Bell Jar

This hands-on lung demonstration model is ideal for teaching students about the mechanics of breathing and the role of the diaphragm in respiration. Designed for use in primary, secondary, and college science lessons, it visually illustrates how lungs fill and empty with air.

• Includes two balloons attached to a Y-tube to represent lungs
• Bell jar acts as the chest cavity with a latex rubber sheet diaphragm
• Dimensions: 200mm x 200mm x 360mm
• Demonstrates lung inflation and deflation by moving the diaphragm
• Contains latex