Welcome to the world of Heat Exchangers

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.

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Discover heat exchangers, air coolers and air conditioners.

Roller offers tailor-made solutions for your application!

Air Cooler and Evaporator

for demanding applications

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Fan Coil Units

for a perfect indoor climate

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Heatpump Evaporator

for outdoor installation

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Condenser / Dry Cooler

for commercial applications

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Heat Exchanger

in series and customised design

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Furnitures and Walk-in Coolers

for gastronomy and commercial applications

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Static air cooler

Series and customer-specific static air cooler

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Air Cooler and Evaporator
Fan Coil Units
Heatpump Evaporator
Condenser / Dry Cooler
Heat Exchanger
Furnitures and Walk-in Coolers
Static air cooler

We offer solutions for these fields of application

Roller EasySelect

for thermodynamic calculation of

air coolers

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Innovative solutions for you!

75% lower defrost energy costs!

With the Roller air cooler defrost concept, you reduce your defrost frequency to up to one defrost per a day only and save 75% on energy costs.

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Maximum diversity in corrosion protection!

Roller offers you effective corrosion protection for all applications with which you can operate the heat exchangers safely and, above all, tightly over their entire life cycle.

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CO2 deep-freeze applications with a large ripening surface?

Goes!

With the new CO2 air cooler with 12mm fin spacing

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Evaporator with factory installed superheat controller

Evaporator with factory-installed E-valve and superheat controller - ready to run with 40 pre-parameterised refrigerants incl. CO2.

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Luftkühler mit A2L

Alles was Sie wissen müssen!

VIDEO ANSEHEN

Klimageräte mit CO2 bis 80 bar

Nutzen Sie Ihr CO₂ Verbundsystem auch für die Kühlung Ihrer Verkaufsräume

Mehr zum Produkt

75% lower defrost energy costs!
Maximum diversity in corrosion protection!
CO2 deep-freeze applications with a large ripening surface?
Evaporator with factory installed superheat controller
Luftkühler mit A2L
Klimageräte mit CO2 bis 80 bar

Roller News

07/29/2024

Made in Germany in Greece

Our HVS/T air coolers and HVIS/T industrial air coolers can be found in Greece as well, like in the cheese production or in logistics for frozen goods.