A Systematic Review on Indoor Environmental Quality in Naturally Ventilated School Classrooms: A Way Forward

Table 1

Indian and international codes on IEQ parameters.

Codes	Parameters
	Thermal comfort	Visual comfort	Indoor air quality and ventilation	Acoustic comfort
Indian national codes	SP-41 [29]NBC, 2016 [30], ISHRAE 10001 : 2019 [31]	SP-41 [29]NBC, 2016 [30], ISHRAE 10001 : 2019 [31]	ISHRAE 10001 : 2019 [31]	NBC, 2016 [30] ISHRAE 10001 : 2019 [31]
International codes	ASHRAE 55 [32], ISO 7730 [33], EN 16798 [34]	EN 12665 [35], ISO 8995 [36]	ASHRAE 62.1 [37]	ANSI S12.60 [38]