|improves performance in ... by (%)||School||Office|
|every 1℃ reduction in overheating||2.3%||3.6%|
|every 1l/s/p increase in ventillation rate (up to 15l/s/p)||1.0%||0.8%|
|every 100lux increase in ighting level||2.9%||0.8%|
|every 1dB decrease in excess noise||0.7%||0.3%|
* 1l/s/p - 1 litre per second per person
Additionally, every 100ppm decrease in CO2 concentration in schools has been associated with a 0.5% decrease in illness-related absence.'p> Source: BPIE, "Quantifying the benefits of energy renovation investments in schools, offices and hospitals"