Early hydronic systems did not have circulators.Instead, they relied on the ____ of hot water to move water between the boiler and the heat emitters.

Question

Quizplus · Accepted Answer

Early hydronic systems relied on the natural buoyancy of hot water to move water between the boiler and the heat emitters. The hot water would rise as it became less dense and the cooler water would sink as it became more dense, creating a natural circulation loop.

Early Hydronic Systems Did Not Have Circulators