For showing that the liquid level in communicating tubes is the same regardless of their shapes. It consists of four differently shaped glass tubes connected at the bottom, mounted on a bakelite stand.

We are manufacturers and suppliers of the Water (Liquid) Level Apparatus, serving Algeria, Argentina, Australia, Bahrain, Bangladesh, Belgium, Bhutan, Brazil, Cambodia, Cuba, Cyprus, Denmark, Ecuador, Egypt, Ethiopia, Finland, France, Georgia, Germany, Ghana, Hungary, Iceland, Italy, Japan, Jordan, Kenya, Kuwait, Malaysia, the Philippines, Tanzania and Uganda.