A methodology towards delivery of net zero carbon building in hot arid climate with reference to low residential buildings — the western desert in Egypt

Journal of Engineering and Applied Science

Table 7 LCA for the three models’ element as concluded from One-click LCA in kg CO₂e

ELEMENT	BM	AM	NZCB
External walls and façade	32666	15038	15038
Internal walls and non-bearing structures	17446	8519	8519
Floor slabs, ceilings, roofing decks, beams and roof	5460	8780	8780
Windows and doors	3769	7492	7492
Construction site scenarios	805	805	805
Site electricity consumption	26313	5000	5000
Electricity use	1153011	533560
District cooling use	13684	0	0
Exported energy	0	0	594202