... for high,middle,low temprature(+5°C— -25°C)1.light in weight,convenient intallation,compact structure,Rapid temperature ... Power conservation by 25%.7.cold-rolled steel plate for shell,phosphating static spraying technique, ... for high,middle,low temprature(+5°C— -25°C)1.light in weight,convenient intallation,compact structure,Rapid temperature ... installation dual discharge air cooler for cold storage