What is the temperature of the cold deck supply air in both multi-zone and dual duct air conditioning systems? Power Engineering What is the temperature of the cold deck supply air in both multi-zone and dual duct air conditioning systems? a) 5ºC b) 8.7ºC c) 12.5ºC d) 14.4ºC e) 17ºC Answer: C Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+