|
C21e quantity |
Roof coverage
(at 90mm headlap) |
kWp(1) |
kWh/year(2) |
Co² saving per year
(kg) (3) |
% typical home's electricity requirements per year (4) |
|
18 |
7.9 |
0.94 |
796 |
452 |
24% |
|
24 |
10.5 |
1.25 |
1061 |
603 |
32% |
|
36 |
15.8 |
1.87 |
1591 |
904 |
48% |
|
48 |
21.1 |
2.50 |
2122 |
1205 |
64% |
|
60 |
26.3 |
3.12 |
2652 |
1506 |
80% |
|
72 |
31.6 |
3.74 |
3182 |
1808 |
96% |