Welcome to the world of Heat Exchanger
Together with you we develop customized heat exchangers, air coolers and fan coil units for your refrigeration requirements.
Either as standard equipment or system-specific as a system solution.
Walter Roller offers the optimal solution for every capacity range and every application in refrigeration technology with its wide range of heat exchangers and air coolers.
Roller News

Roller EasySelect - The new selection software for air coolers and heat exchangers
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…

Roller defrost system reduces energy costs by 75%
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…

Expansion of production at the Roller air cooler plant
Roller opens another assembly hall within just one year. The reason for this further expansion is the sustained and foreseeable high demand for quality air coolers over the next few years. This…

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Tel.: +49 (0) 7156 / 2001-30
markus.mank@walterroller.de