Ariston Thermo, a worldwide leading group in the thermal comfort industry, has agreed to acquire from Grupo Industrial Saltillo (a Mexican conglomerate) 100% of Calorex, a company with a significant leadership in Mexico in water heating solutions for residential and commercial use. With over 70 years of history and a well-established presence in Mexico, the company is engaged in the design, production, marketing and distribution of natural gas, electric and solar water heaters mainly branded Calorex, Cinsa and Optimus.