Interested in our thermal solutions? Keen to find out more about one of our services or looking for a quotation? In search of a rental boiler?

Contact us


Interested in one of our thermal solutions? Like to know more about our services? Find inspiration in some of our projects here! And, in the event of questions, we will be happy to provide you with further details about a specific application.

Keeping wood warm

An industrial sawmill wanted to optimise its wood drying process in its wood drying room. We had the answer!

Central heating boiler + aerotherm

For this timber business we designed a heating system that combines a traditional central heating boiler and a direct gas-fired condensing aerotherm boiler.

Keeping tanks at the right temperature

We designed a central heating system to keep 43,000,000l of vegetable oil warm at a number of storage terminals in the Ghent canal district.

Hot snacks

A snack group was looking for a heating solution to convert its electrically heated baking process into a central heat generation process based on a thermal oil circuit.

Rental boilers as backup

A well-known chemical company regularly avails of our rental service to back up its combined heat and power (CHP) system.

University hospital steams ahead

To ensure the supply of saturated steam to its new facilities, Callens built this university hospital a brand-new boiler room.