City | Location Latit./Longit. | Object | CDDmod Degree-days | Dxopt (cm) | Payback years |
Alexandria | 31o12'20"N 29o55'28"E | Walls | 2000 | 7.12 | 1.888 |
Ceiling | 3378 | 9.85 | 1.44 | ||
Cairo | 30o01'59"N 31o14'00"E | Walls | 2035 | 7.2 | 1.871 |
Ceiling | 3400 | 9.89 | 1.435 | ||
Assiut | 27o11'00"N 31o10'00"E | Walls | 3805 | 10.58 | 1.355 |
Ceiling | 4743 | 12.05 | 1.210 | ||
Aswan | 24o05'20"N 32o53'59"E | Walls | 3606 | 10.25 | 1.393 |
Ceiling | 4622 | 11.87 | 1.226 |