History of Underfloor Heating

The Romans are widely credited with introducing underfloor heating though recent archeological evidence suggests that the practise originated in South Asia some 5000 years BC.

Whoever invented underfloor heating there is no doubt that the efficiency & effectiveness of modern day systems are bringing a resurgence of this most comfortable form of heating

Further Reading:

Indus Valley Civilisation

Harappan Civilization

Roman Caldarium