The continuing high demand for high-quality heat exchangers and air coolers has prompted Walter Roller GmbH to invest further in the efficiency of its production capacity.

With the DHNI series, Roller offers a completely newly developed dual-discharge ceiling air cooler for industrial applications, which equally meets the requirements of refrigeration and deep-freeze…

Following the successful introduction of the Roller EasySelect selection software for brine air coolers and static air coolers, Roller is now extending its software to include the thermodynamic…

With this further development of the popular DLK series, Roller completes its range of ceiling-mounted air coolers with PS 80 bar operating pressure and expands its performance range of optimized…

In restaurants and bars, beverages and food must be cooled hygienically, reliably and efficiently in the smallest possible space. The new VM/VW/VD... EC refrigerated furniture air coolers combine…

After a two-year break due to the pandemic, Roller was finally able to welcome trainees for mechatronics for refrigeration technology again. In mid-January 2023, 155 trainees from 7 vocational school…

The FKN/FKNT series from Roller is a range of ceiling-mounted air coolers designed to meet the special requirements of small, walk-in cold rooms. These popular air coolers are constantly being…

Delivery reliability, energy efficiency and the use of F-Gas compliant refrigerants are the key themes of Roller's participation at this year's Chillventa. In line with these topics, Roller will be…

From July 2022, Roller will offer a completely newly developed software that is web-based and complies with the latest online standards and is thus available at any time - even on a smartphone. The…

Energy-efficient and reliable operation is essential when using air coolers in cooling applications. Electric defrosting, which is common in deep cooling, generates energy costs that can be reduced by…