Table 3. Conducted design criteria for application on existing office in Egypt: Author.

Design Feature	CSL	ASID	425 Park Avenue	Easiest application
Air: Natural Ventilation	• Operable windows. • Court. • Operable skylight • Cross ventilation • Biophilic design	• Operable windows. • Greenery (Biophilic design) • Accessibility to operation of windows	• Breathing building concept. • Mechanical ventilation filtrations for city air pollution.	• Operable windows. • Court. • Operable skylight • Cross ventilation • Biophilic design • Mechanical ventilation filtrations for city air pollution.
Light: Natural light	• Curtain walls. • Court. • Reflective material for indirect daylight.	• Curtain walls. • Open plan layout and glass walls.	• Curtain walls. • Double and triple heigh floors to maximise natural daylight entrance.	• Curtain walls. • Court. • Reflective material for indirect daylight.
	Shading
	• Exterior reflective shades • Interior solar shelves.	• Solar sensor shades over the curtain walls • Automatic interior blinds.	• Structure doubling as shading. • Canopies in some levels.	• Solar sensor shades over the curtain walls. • Interior solar shelves.
	Circadian Rhythm
	LED Lights mimicking daylight
Thermal Comfort	• Natural ventilation. • Occupants’ controllability. • High and low-level windows. • The use of clear and tented double glazing depending on the façade orientation.	• Natural ventilation. • Occupants’ controllability. • Mechanical ventilation.	• Natural ventilation. • High and low-level openings. • Mechanical ventilation.	• Natural ventilation. • High and low-level openings. • Mechanical ventilation. • The use of clear and tented double glazing depends on the façade orientation. • Occupants’ controllability.
	Shading devices.		Shading System.