Comfort COnditions

• Temperature (DBT) 25 Celcius in summer , 5 celcius in winter 
• Humidity (RH) : 70 % in humid day , 40% in dry day 
• Sound ( Sound Level ) : 70 dB busy office , 30 dB quiet room 
• Lighting ( illuminance ) : 10,000 lux shop display , 400 lux office lighting , 50 lux hallway