Callens is a multidisciplinary partner who has mastered all aspects of the thermal industrial process. Their extensive expertise in steam, hot water, central heating and thermal oil boilers, energy recovery systems, industrial piping and industrial air technologies means that they are able to offer their customers total solutions.
They work out and follow up the entire project, however complex. They develop the system, fit it and offer their customers an after-sales service (maintenance and repair) that is second to none. In sum, their teams of experts provide their customers with an A to Z thermal solution and service. They stand and settle for nothing less than a reliable process temperature.