Some Roman villas used a hypocaust system to provide central this
It was an underfloor heating system that also warmed the
... [DOC] [TLE] Hypocaust System - Romae Vitam [PAR] The hypocaust system (hypocaustum in Latin) was a heating system used in (
wealthy) Roman houses and Roman baths, and the closest thing to central 
heating... [DOC] [TLE] Hypocausts: Ancient Rome vs Modern Times - Bobafett [PAR] Aug 19, 2013 ...